Questions Asked on
October 30, 2012

  1. 7th grade math Ms. Sue please!

    1. Write the following ratio in simplest form: 32 min:36 min 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? 43:8 8:51 43:51 59:51 3. The

    asked by Delilah
  2. Math for Steve

    1. Write the ratio in the simplest form. 45 : 15 a. 9 : 3 b. 3 : 1 c. 1 : 3 d. 4 : 1 4. Jake sold 39 tickets to the school fair, and Jeanne sold 12 tickets. What is the ratio, in simplest form, of the number of tickets Jeanne sold to the number of tickets

    asked by Jman
  3. management

    can you please help me found the information for this question: how has globalization affected merck's business strategies

    asked by Patiance
  4. Steve Math

    1. Write the ratio in the simplest form. 45 : 15 a. 9 : 3 b. 3 : 1 c. 1 : 3 d. 4 : 1 4. Jake sold 39 tickets to the school fair, and Jeanne sold 12 tickets. What is the ratio, in simplest form, of the number of tickets Jeanne sold to the number of tickets

    asked by Jman
  5. 8th Grade Math

    Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block?

    asked by Anonymous
  6. english

    Animals Possess sensory powers that humans lack. Homing pigeons fly with great speed and accuracy when 1)___(e)d with messages to faraway places. How do Pigeons 2)___ themselves in unfamiliar regions? This remains something of a(n) 3)___. The mystery,

    asked by cha
  7. Chemistry

    The energies, E, for the first few states of an unknown element are shown here in arbitrary units. n 1 E -11 n 2 E -5 n 3 E -2 n 4 E -1 n ... E ... n infinite E 0 A gaseous sample of this element is bombarded by photons of various energies (in these same

    asked by Anonymous
  8. Steve 3 more questions.

    18.Cinema A sells a twelve-pack of movie passes for $66. Cinema B sells a five-pack of movie passes for $28. a. Find the cost per movie pass for each cinema. Which offer is cheaper per movie pass? b. How much do you save per movie pass if you choose the

    asked by Jman
  9. math

    Area of a rombus: A=1/2d1d2. Solve for d1

    asked by steph
  10. 8th Grade Math

    Johanna carves a square block of wood that has on one side an area of 872 square inches. To the nearest integer, what is the length of the side?

    asked by Anonymous
  11. math

    The scale factor for two similar rectangles is 3. If the area of the smaller rectangle is 8 m2, what is the area of the larger rectangle? (1 point)24m2 192m2 72m2 108m2

    asked by shann
  12. 7th grade math ASAP please

    Help please i don't understand 2, 4, and 10 quick please thanks 1. Write the following ratio in simplest form: 32 min:36 min 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total

    asked by Delilah
  13. Physics

    A bicycle has wheels of radius 0.32 m. Each wheel has a roatational inertia of 0.080 kg•m^2 about its axle. The total mass of the bicycle including the wheels and the rider is 79 kg. When coasting at constant speed, what fraction of the total kinetic

    asked by Anonymous
  14. Physics

    A star rotates in a circular orbit about the center of its galaxy. The radius of the orbit is 6.2 x 1020 m, and the angular speed of the star is 4.3 x 10-15 rad/s. How long (in years) does it take for the star to make one revolution around the center?

    asked by Maggie
  15. MATH

    In a study 42% of adults questioned reported that their health was excellent. A researcher wishes to study the health people living close to a nuclear power plant. Among 13 adults randomly selected from this area, only 3 reported that their health was

    asked by M
  16. math

    Shelly sews a blanket that has an area of 170 square feet. it has 30 square blocks, each the same size. What is the approximate length of each side of a block. a. 1 foot b. 2 feet c. 3 feet d. 4 feet I doubled checked and the problem is correct. I just

    asked by Larry
  17. Physics

    The drawing shows three particles far away from any other objects and located on a straight line. The masses of these particles are mA = 363 kg, mB = 517 kg, and mC = 154 kg. Find the magnitude and direction of the net gravitational force acting on each of

    asked by Don
  18. General Chemistry 1 college class

    The tomato is dropped. What is the velocity, , of the tomato when it hits the ground? Assume 82.7 of the work done in Part A is transferred to kinetic energy, , by the time the tomato hits the ground. Express your answer numerically in meters per second

    asked by Taylor
  19. statistics

    Based on data from a statistical abstract, only about 12% of senior citizens (65 years old or older) get the flu each year. However, about 24% of the people under 65 years old get the flu each year. In the general population, there are 15% senior citizens

    asked by Anonymous
  20. Physics

    A 46.4-N force is applied to the outer edge of a door of width 1.26 m in such a way that it acts (a) perpendicular to the door (b) at an angle of 43.0 degrees with respect to the door surface, (c) so that the line of action of the force passes through the

    asked by Anonymous
  21. Physics Inertia!

    Rank from fastest to slowest. a)a solid ball rolling down a ramp without slipping b)a cylinder rolling down the same ramp without slipping. c)a block sliding down a firctionless ramp with the same height and slope. Select all that apply. The ball is

    asked by Kaitlyn
  22. Calculus

    A farmer has 120 meters of wire fencing to make enclosures for his pigs and cows. The rectangular enclosure he is considering will have one side up against a barn (in the center of one side that is 150 meters long, so the enclosure won't require fencing

    asked by Shelby
  23. college physics

    A cannonball shot at an angle of 60 Degrees had a range of 196m. What was its initial speed?

    asked by Gee
  24. chemistry

    calculate number of moles of h2so4 needed to react with 25.0ml of .20M liOH

    asked by Anonymous
  25. Arts and Ideas

    Can the extravagance and costs, both of currency and lives, be justified in the opulent architecture commissioned by "divinely empowered" individuals of ancient cultures? Name a comparable example of opulent architecture from today's society.

    asked by Meliza
  26. ENGLISH II HELP PLEASE!!

    Which type of faulty logic does this sentence contain? Although the cheeseburger is the most sought-after item on our menu, it is really difficult to manage the crowd in the drive-up lane because of the high demand; so, the cheeseburger should be taken off

    asked by nicole
  27. College Physics

    At t=0 the current to a dc electric motor is reversed, resulting in an angular displacement of the motor shaft given by theta(t)= 258t - 20.4t^2 - 1.47t^3 How many revolutions does the motor shaft turn through between the time when the current is reversed

    asked by Lizzy
  28. Chemistry

    What is the zeff value for a valence electron in an oxygen atom? An explanation would be much appreciated.

    asked by Ezra
  29. Calculus

    1. Locate the absolute extrema of the function f(x)=cos(pi*x) on the closed interval [0,1/2]. 2. Determine whether Rolle's Theorem applied to the function f(x)=x^2+6x+8 on the closed interval[-4,-2]. If Rolle's Theorem can be applied, find all values of c

    asked by Cynthia
  30. ap chemistry

    A 4.47 g sample of a molecular compound is dissolved in 96 g of tetrachloromethane. The normal boiling point of the solution is 61.51 degrees celcius, the normal boiling point for CCl4 is 61.2 degrees celsius. The boiling point constant for CCl4 is

    asked by emily
  31. Math

    A phone call costs $0.58 for the first 3 minutes and $0.15 for each additional minute. If the total charge for the call was $4.78, how many minutes was the call?

    asked by Betsy
  32. physic

    11. What is the acceleration of a 4000 kg airplane that has a force on it of 24,000 N

    asked by alisa
  33. physics

    Starting from rest, a 75 kg skier slides down a 17.0° slope. If the coefficient of kinetic friction between the skis and snow is 0.120 and it takes 16.9 s to get to the bottom, how long is the ski trail? (Use g = 9.8 m/s2.)

    asked by Ashley
  34. Physics

    During a storm, a tree limb breaks off and comes to rest across a barbed wire fence at a point that is not in the middle between two fence posts. The limb exerts a downward force of 148 N on the wire. The left section of the wire makes an angle of 12°

    asked by Don
  35. Calculus

    1. Find all relative extrema of the function f(x)=x^(6/7)-3. Use the Second Derivative Test where applicable. 2. Find all relative extrema of the function f(x)=2x^4-16x^3+4. Use the Second Derivative Test where applicable.

    asked by Rudy
  36. math

    how many cattle are ther eon the lazy circle double-o bar four square ranch?

    asked by noname
  37. physics

    A uniform rod of mass M = 0.245kg and length L = 0.49m stands vertically on a horizontal table. It is released from rest to fall. (a) Calculate the angular speed of the rod, the vertical acceleration of the moving end of the rod, and the normal force

    asked by jay
  38. Physics

    You are working out on a rowing machine. Each time you pull the rowing bar (which simulates the oars) toward you, it moves a distance of 1.2 m in a time of 1.4 s. The readout on the display indicates that the average power you are producing is 78 W. What

    asked by Orla
  39. Physics

    A(n) 95.7 kg boxer has his first match in the Canal Zone with gravitational acceler-ation 9.782 m/s2 and his second match at the North Pole with gravitational accelera- tion 9.832 m/s2.

    asked by Sarah
  40. chemistry

    What is the de Broglie wavelength in nm of a buckyball, (molecular formula C60), moving at speed 250 m/s? I don't understand how you find the mass from the molecular formula C60. The answer is 2.2*10^-3nm. I tried multiplying the mass of carbon by 60, but

    asked by Liana
  41. Algebra

    Tina's change of $1.35 consisted of quarters and dimes only and she received twice as many dimes as quarters. How many dimes were there?

    asked by Chris
  42. physics

    A 67.5 kg hoop rolls along a horizontal floor so that its center of mass has a speed of 0.090 m/s. How much work must be done to stop it?

    asked by tom
  43. Math

    Seth has already walked 5/8 mile. It takes 1 3/8 miles to get to school. How much farther does he have to go? 3/4? Aviva needs fresh lemon juice to make cheesecake. She bought 2 lemon but needed only 1 1/4 lemons for the amount of juice she needs. How much

    asked by Jerald
  44. Physics

    A ball rolls off a tabletop 0.900 m above the floor and lands on the floor 2.60 m away from a point that is directly under the edge of the table. At what speed did the ball roll off of the table? I would really appreciate it if someone could explain to me

    asked by Haley
  45. Math

    You have 3 1/3 yards of ribbon. You want to cut the ribbon into pieces to make bows. Each bow uses 4/5 yard of ribbon. How many bows can you make?

    asked by Rashna
  46. college physics

    A 3rd baseman is throwing a ball to 1st base which is 39.0m away. It leaves his hand at 38.0m/s at a height of 1.50m from the ground and makes an angle of 20 Degrees. How high will it be when it gets to 1st base.

    asked by Gee
  47. english

    We walked along the mountain path looking for unusual flowers. Looking for unusual flowers. what is the grammatical function

    asked by kirstie
  48. English

    Links to find the answer to this? Help?: Discuss the structure used by the King. How does he choose o put his letter together and how does this lead to a better understand of the ussues he has and the solution he is proposing. Cite at lesat three eamples

    asked by Martin Luther King Junior
  49. Math

    Amber made 5 3/4 pitchers of iced tea for her friends. They drank 2/3 of the iced tea. How many pitchers of iced tea did they drink? Do I subtract to get the answer?

    asked by Cherie
  50. englsihh 2

    Which propaganda technique is used in this sentence? Pure, fresh, real apple juice, packaged to deliver the freshness of nature straight to you. A snob appeal B transfer C bandwagon D glittering generalities

    asked by miley
  51. Algebra

    The length of a rectangular playground exceeds twice its width by 25 meters, The perimeter of the playground is 650 meters. Find the demensions of the playground.

    asked by Chris
  52. Programming

    Read two numbers from the keyboard Display the menu options as follows: 1 - computes the sum of two numbers. 2 - computes the difference (first minus second). 3 - computes the product of the two numbers. 4 - if the second number is not zero, computes the

    asked by Shawn
  53. elementary

    write your own sentence using the words: me

    asked by josh
  54. math

    Sharon is dividing her polished rock collection into bags. Each bag contains the same number of each color of rocks. She is placing the green and blue rocks into the same bags. How many rocks will be in each bag?

    asked by Anonymous
  55. algebra 1

    micheal earns 6% commission on his sales. If he earned $1,800 in commission, how much equipment did he sell?

    asked by dylan
  56. Physic

    A 10 kg particle moving along the x-axis experiences the force shown in figure. The particle goes from v=1.0m/s at x=0 and v=5.0 m/s at x=2. What is the f max?

    asked by J
  57. english

    instead of hiring a lawyer, the defendant will__________ to plead her own case in court.

    asked by daisy
  58. Geometry

    A farmer wants to fence in a rectangular pen using the wall of a barn for one side of the pen and 115 feet of fencing for the remaining 3 sides. What dimensions will give her the maximum area for the pen?

    asked by Jammy
  59. Critical Thinking

    The idea behind a comparative essay is, quite simply, that you take two or more things or ideas and compare their points of similarity or difference. For your second assignment in the Essay Series, create a comparative essay. In 1-2 pages, compare the

    asked by Rose
  60. Computer Science

    public class RandomPhoneNumber { public static void main(String[] args) { int num1=(int)(Math.random()*7); int num2=(int)(Math.random()*7); int num3=(int)(Math.random()*7); int set1=(int)(100+Math.random()*642); int set2=(int)(1000+Math.random()*8000);

    asked by Sarah
  61. science

    a temperature and pressure of 23.5°C and 1.05 atm, determine the volume of sulfur dioxide produced when 150.0 g of dihydrogen sulfide react in excess oxygen.

    asked by Mickeykalle
  62. Physics- Can someone please help me!!!

    A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is

    asked by Marge
  63. math

    I am moving to a new house. My old house is 3 kilometers from my new house. How many meters is the old house from the new house?

    asked by william
  64. Physics

    A(n) 95.7 kg boxer has his first match in the Canal Zone with gravitational acceler- ation 9.782 m/s2 and his second match at the North Pole with gravitational accelera- tion 9.832 m/s2. a) What is his mass in the Canal Zone? Answer in units of kg b) What

    asked by Sarah
  65. Lang. Arts

    2. Read the following excerpt from “Signed, Sealed, Undelivered.” Writing letters that will never be read frees you to say anything at all. You can write to those people whose petty meanness stung you or whose significant cruelties really hurt you.

    asked by Jman
  66. physical

    Adult cheetahs, the fastest of the great cats, have a mass of about 74 and have been clocked at up to 70 (31 ).

    asked by Anonymous
  67. math

    a contractor is considering a sale that promises a profit of $20,000 with a probability of 0.7 or a loss (due to bad weather, strikes, and such) of $10,000 with a probability of 0.3. What is the expected profit?

    asked by A
  68. Physics

    Consider a stainless steel annular disk with an outer radius 68mm and inner radius7.4mm. The mass of the disk is 1349 grams. The stainless steel annular disk is allowed to rotate on a frictionless table with the rotation axis at its center. The disk has a

    asked by Annie
  69. Physics- Elena please help!

    A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is

    asked by Marge
  70. math

    Jackson swims 8 laps a day for a certain number of days. He swims 56 laps in all... Model this and write an equation.

    asked by Seb
  71. algebra

    Chellise saves one fifth of her allowance and spends two thirds of her allowance at the mall. What fraction of her allowance remains?

    asked by Diamonique
  72. chemistry 101

    How intermolecular forces is responsible for the phases of matter?

    asked by chenchen
  73. grammar action and linking verbs(mental or physica

    In China, shrines honor ancestors. Is honor an a. action verb(physical)b. action verb(mental) c. linking verb d. not a verb

    asked by robin
  74. Organic Chemistry

    An expanded structural formula shows all the atoms of the molecule and all the bonds between the atoms in the molecule. Draw the expanded structural formula for 1,3-dichlorocyclopentane. Draw the structure by placing atoms on the grid and connecting them

    asked by Brittany
  75. math

    How much money has to be invested at 4.3% interest compounded continuously to have $19,000 after 16 years?

    asked by Anonymous
  76. Math

    An SUV can accelerate from 0 to 60 mph in 10 59/100 seconds. A sports car takes 9 86/100 seconds to get from 0 to 60 mph. How much faster does the sports car get to 60 mph? I'm not sure about this one but I think 127/100. Is there suppose to be a whole

    asked by Jerald
  77. Physics

    An object turns without changing its speed. Which of the following is true? a) No net force was necessarily acting on the object b) A new force must have been acting on the object. c) Both of the answers above are possible I'm thinking that the answer is

    asked by Alex Baker
  78. Chemistry Lab

    A 15.00 mL sample of a weak acid with Ka = 3.52x10-4, was titrated with 0.475 M KOH. The equivalence point was reached after addition of 19.5 mL of KOH with the phenolphthalein indicator. Determine the molar concentration of the original acid solution,

    asked by Erin Lee
  79. Math 115

    The area of a parallelogram is 3.36 square feet. The base is 2.8 feet. If the measures of the base and height are each doubled, find the area of the resulting parallelogram.

    asked by Sue
  80. Math

    Please help me, I'm having a hard time setting up this problem. George can plant a garden in 2 hours, and it takes Joyce 3 hours. They work together for 45 mins, and George leaves and Joyce finishes the job alone. How long does it take Joyce to finish

    asked by Please help me
  81. math

    there are three consecutive positive integers such that the sum of the squares of the smallest two is 221. write and equation to find the three consecutive positive integers let x= the smallest integer

    asked by eddy
  82. math

    Paige bought 3 pounds of almonds. She spent a total of $18. Write an equation to find how much a pound of almonds costs.

    asked by Seb
  83. math

    tulips are planted every four feet on a rectangle the sides are 16 feet and 12 feet how many tulips are there?

    asked by collin
  84. Intro to Physics

    A uniform hoop and a disk, having the same mass and the same radius, are released simultaneously from rest at the top of a ramp. Which object reaches the bottom of the ramp first? The ramp is 1.0meter high. The incline of the plane is 30 degrees. Assume no

    asked by Anonymous
  85. math

    Tess adds 16 drops of yellow food coloring to a batch of frosting. This is 4 times the number of drops of red food coloring she added. Write an equation that shows how to find the number,r, of drops of red food coloring Tess added.

    asked by Seb
  86. Physics

    Traveling at a speed of 15.9 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.700. What is the speed of the automobile after 2.00 s have elapsed?

    asked by Anna
  87. chem

    which one has the highest boiling point based on its intermolecular weight: HF, NH3, HCl

    asked by Draden
  88. english

    She possess a can do attitude. Is this sentence correct?

    asked by Sam
  89. Chem

    What's the formula for cobalt II nitride pentahydrate?

    asked by Anonymous
  90. Chemistry

    Please help me, determine the molarity of a solution containing 2.5 moles CuSO4 in 4.2 L of water

    asked by phyllis
  91. Math

    In 2000 17 million workdays were lost due to strikes and labor disputes. In 2001 there were only 1 1/5 million days lost. How many more workdays were lost in 2000? 15 4/5?

    asked by Jerald
  92. physics

    What force must be applied to push a carton weighing 350 N up a 19° incline, if the coefficient of kinetic friction is 0.45? Assume the force is applied parallel to the incline and the velocity is constant. (Enter the magnitude of the force.)

    asked by Tom
  93. science

    At a pressure of 2.00 atm, a sample of air consists of 0.20 moles of nitrogen, 0.65 moles of oxygen and 0.15 moles of argon. What is the partial pressure of the oxygen?

    asked by Mickeykalle
  94. mis

    Choose one of the following basic business processes: inventory management, operations and manufacturing, HR management, or accounting/financial management. Use the Internet to identify three vendors that license a product to support that process. Compare

    asked by julio
  95. Chemistry

    Assuming that the smallest measurable wavelength in an experiment is 0.330 fm (femtometers), what is the maximum mass of an object traveling at 157 m·s^–1 for which the de Broglie wavelength is observable? mass = ? kg I know the formula but I don't know

    asked by Anonymous
  96. college physics

    When the displacement of a mass on a spring is one half of the amplitude of its oscillation, what fraction of the total energy is kinetic energy?

    asked by mezo
  97. Physics

    Which of the following statements are true? Select all that apply. Impulse has units of mass times velocity. During a collision, an object's linear momentum is equal to the magnitude of the impulse. The impulse of a collision is equal to the duration of

    asked by melinda47
  98. Geology

    Is sledding done better when the air temperate is 25 degrees Fahrenheit or 0 degrees Fahrenheit? Why?

    asked by Christine
  99. ENGLISH II PLEASE HELP!

    Buy, sell, and trade on the Internet, and become a millionaire overnight! Which propaganda technique is used in this sentence? bandwagon glittering generalities faulty cause and effect snob appeal

    asked by nicole
  100. Geology

    If glaciers worldwide were to melt, would temperature around the glacier rise, fall or remain the same as the glacier was melting?

    asked by Christine
  101. Biology

    In humans, W=widows peak while w=normal hair line and A=attached earlobes while a= unattached earlobes. A heterozygote in both traits reproduces with a similar heterozygote in both traits. What is the chance of any one child having the same genotype of the

    asked by Amanda
  102. Algebra 1

    What is an equivalent fraction to: 1/4(20z+10)+1/2z-2 1/4. I don't understand this.

    asked by Caitlyn
  103. SAT Essay

    Assignment: Should people take more responsibility for solving problems that affects their communities or the nation in general? Plan and write an essay in which you develop your point of view in this issue. Support your problems with reasoning and

    asked by Sanya
  104. Chemistry

    What determines whether or not the majority of acid is in the protonated form in solution? How does this incorporate both the pH of the solution and the pka of the acid?

    asked by Cristian
  105. social studies

    what city is 36 degrees north and 106 degrees west

    asked by diamond
  106. science

    Which of the following has the greatest effect on the formation of rain or snow? A)cloud cover C)air pressure B)humidity D)temperature My answer is C) am i right, if not please tell me what you got.

    asked by lidia
  107. physics

    A spherical generator is used to produce a -15.00D surface on glass of refractive index 1.80. The diameter of the cutting tool is 80mm and the radius of the cutting surface is 4mm. What is the angle between the axis of the tool and the axis of the lens?

    asked by Elena please help!
  108. math

    girl is 6 feet tall and a pine tree next to her is 42 feet tall and casts a shadow that is 28 feet. how long is the girls shadow

    asked by cole
  109. Chemistry

    Assuming that the smallest measurable wavelength in an experiment is 0.330 fm(femtometers), what is the maximum mass of an object traveling at 157 m·s^–1 for which the de Broglie wavelength is observable? mass = ? kg Chemistry - DrBob222, Monday,

    asked by Anonymous
  110. history

    If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the A. evangelical efforts of Dwight L. Moody. B. Comstock Law. C. WCTU. D. Mugwumps.

    asked by Anonymous
  111. social studies

    need help in filling in a diagram sea of air layers of atmospher

    asked by cody
  112. Physics

    Consider a stainless steel annular disk with an outer radius 68mm and inner radius7.4mm. The mass of the disk is 1349 grams. The stainless steel annular disk is allowed to rotate on a frictionless table with the rotation axis at its center. The disk has a

    asked by Annie
  113. for ms. sue

    Some of my post are being erased, does that mean that im about to be banded? I didn't say anything bad.

    asked by Jman
  114. math

    Zoe spent $24 on some personalized mugs for her friends. Each mug cost $6.... model this and write an equation.

    asked by Seb
  115. Math

    Please help me, I'm having a hard time setting up this problem. George can plant a garden in 2 hours, and it takes Joyce 3 hours. They work together for 45 mins, and George leaves and Joyce finishes the job alone. How long does it take Joyce to finish

    asked by Please help me
  116. Math

    Evaluate the limit. Verify your answer by using a table of values or a graph. lim [radical(3+x)-radical(3)] / x x->0

    asked by Anonymous
  117. organic chem

    what is the exact weight of cucl2 added to 100ml of 2*10^-4 M solution of tetraphenylporphin

    asked by Anonymous
  118. math

    The art room has a box of crayons at each table, with 8 crayons in each box. There are 64 crayons in the art room... write an equation.

    asked by Seb
  119. MATH!!!! PLEASE HELP

    Monico needs to mix a 40% ethanol solution with a 60% ethanol solution to create 100 millileters of a 54% solution. How many millileters of each solution must Monico use?

    asked by Anonymous
  120. science

    what is the force between two coaxially charged ring separated with distance 'd'? radius of both ring = 'R'

    asked by mantosh kumar
  121. maths

    Two spheres of radius 6 cm and 4cm are inscribed in a right circular cone.The bigger sphere touches the smaller one and also the base of cone .find the height of the cone?

    asked by pradeep jangid
  122. Math

    Write the expression in terms of natural logarithms. (Express all logarithmic functions in terms of In(x) in your answer.) log[8.4](112)=

    asked by Ms. Jackie
  123. chem

    How many atoms are there in the following problems? which one has the most number of atoms? a. 5 molecuels (NH4)2S b. 9 molecules H2O2 c. 11 molecules O3

    asked by chemdummy
  124. chem

    How are we able to determine that jupiter is mostly methane gas and that the surface of the sun is mostly He and H? can anyone help me pls.

    asked by Tracy
  125. Steve

    Look at my last post

    asked by Jman
  126. PERSONAL FINANCE

    IF YOU WANT A RISK PROOF REAL ESTATE INVESTMENT, INVEST IN:

    asked by RACHEL
  127. Biotech

    The dynamic method is used to measure kLa in a fermentor operated at 30degC. Data for dissolved-oxygen concentration as a function of time during the re-oxygenation step is given (table with time (s) and CAL (% air saturation)). The equilibrium

    asked by MGob
  128. Computer Science

    Given three Strings, str1, str2 and str3, return the longest String. If all three Strings have the same length, return "same". There will not be a tie between two longest Strings. longestString("apple", "banana", "pear") → "banana" longestString("one",

    asked by S
  129. calculus

    Find any critical numbers of the function h(x)=sin^2(x)+cos(x) 0 < x < 2π

    asked by Anonymous
  130. Spanish

    Preterite vs. Imperfect I'm just trying to clarify the differences. For example: 1. The food was delicious-imperfect? 2. The house was very big-imperfect? 3. The bump on his head was a tumor-imperfect? Are these right? or should they be preterite?

    asked by Teddy
  131. social studies

    Can you help me? I am stumped! We are supposed to use our book to fill in the answers. This is the questions I need your help with 1. A (n) is a state's or a country's system of producing, and consuming goods and services. My answer is economy, but our

    asked by Reed
  132. Calculus 2

    The question is: n=0 E to infinity 4+sin(n)/3^n Does it converge or diverge? i'm doing this hw problem and I believe it converges according to other example? Is this the case?

    asked by James
  133. help

    A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the distance across the lot, i.e., the altitude of the figure?

    asked by Anonymous
  134. Statistic

    Your microbrewery is not producing beer quickly enough. You have been conducting an experiment on the relative growth rate of the two yeast types by measuring the turbidity, using absorbance units, of the growth medium. You obtained the following two data

    asked by Jerome
  135. geography

    what are the 5 largest rivers in middle and central america and their relative location.

    asked by kristy
  136. math

    area of a trapizoid:A==h/2(b1=b2). solve for h don't know how so solve it

    asked by steph
  137. chem

    Al(CN)3.8H2O What is it named?

    asked by Anonymous
  138. Physics

    An object m is released from the top of an inclined, frictionless plane that is inclined at angle theta with the horizontal. The top of the ramp has height h. Which of the following would change the acceleration of the object if it were released from the

    asked by Bob Loblaw
  139. Statistic

    You have been screening compounds with the Ames test to determine if they are mutagenic. If a compound is mutagenic, more colonies will grow in the presence of the mutagen. You have obtained the following data from triplicate samples: Number of mutant

    asked by Jerome
  140. science

    If Wire A has a poterntial difference of 50V across it and carries a current of 2A. Wire B has a potential difference of 100V across it and also carries a current of 2A. Compare the resistances, rate of flow of charge, and rate of flow of energy in the two

    asked by ann
  141. Physics

    A person is riding a bicycle, and its wheels have an angular velocity of 17.7 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is 12.4 revolutions. (a) How much time does

    asked by Maggie
  142. Statistic

    You are the microbiologist at a national food processing chain. Two independent subcontractors are bidding to produce your latest food item that should really boost sales. It is your job to determine which plant should get the bid based on their microbial

    asked by Jerome
  143. science(please help)

    Which of the following has the greatest effect on the formation of rain or snow? A)cloud cover C)air pressure B)humidity D)temperature My answer is C) am i right, if not please tell me what you got.

    asked by May
  144. math

    Ten face-down cards spell the word "phonograph" one of Thomas Edison's most famous inventions. If you draw one what is the chance of drawing a. a vowel? b. a letter of the alphabet?

    asked by Anastasia
  145. math

    is 0.14 equal to 0.104

    asked by Marcus
  146. English ms. sue

    ms. sue i need help with this poem why it be opposite of what it mean? This was a day when nothing happened, the children went off to school without a murmur, remembering their books, lunches, gloves. All morning, the baby and I built block stacks in the

    asked by Mohammad
  147. 6th grade Math

    Please help me with this problem, i don't understand how to do it. Thank you How many rectangles can you build with a prime number of square tiles?

    asked by tl4399
  148. Chemistry

    Assuming that the smallest measurable wavelength in an experiment is 0.330 fm(femtometers), what is the maximum mass of an object traveling at 157 m·s^–1 for which the de Broglie wavelength is observable? mass = ? kg Chemistry - DrBob222, Monday,

    asked by Anonymous
  149. chem

    which one has the highest boiling point based on its intermolecular weight: HF, NH3, HCl

    asked by chenchen
  150. Algebra Ms. Sue please help

    Tiffanny has 100 coins in dimes and nickels. She has a total of $5.80. How many of each coin does she have. Write the equations then solve.

    asked by Rayyan
  151. chem

    How are we able to determine that jupiter is mostly methane gas and that the surface of the sun is mostly He and H? can anyone help me pls

    asked by tracy
  152. math 4

    jacks dad is tiling his shower.on one wall, he will use 9 rows of 14 tiles. the 4 center tiles in the top 2 rows will have a special design on them. how many of the tiles will not have a design on them?

    asked by stephie
  153. Math

    Find the number of decibels for the power of the sound. Round to the nearest decibel. A rock concert, 5.35 10-6 watts/cm2 D =______ dB

    asked by Ms. Jackie
  154. Physics

    Supposed that you are on a planet, which has an average radius 1*10^9m and average density 7.4kg/m^3. Assuming that it's a perfect sphere, find the mass of the planet.

    asked by Scoop
  155. algebra 1

    Solve the following systems of linear equations using any algebraic method.If possible,check your solution. 1)2x+5y=3 X-3y=7 2) 3y=11-2x 3x=y-11 3)8x-6y=14 12x-9y=18

    asked by Janet
  156. MATH

    FAITH HAS A TRIANGULAR SANDWICH AND ONE SIDE THAT IS 4IN LONG AND ANOTHER SIDE IS 3 IN WHAT IS THE RANGE OF THE THIRD SIDE

    asked by LISA
  157. math

    35÷b=5... write words to match the equation. Then model the equation.

    asked by Seb
  158. physics

    Child X throws 0.5 kg of Play Dough at Child Y at 0.40 m/s at the same time that Child Y throws 0.8 kg of Play Dough at Child X at 0.20 m/s. The two masses of Play Dough collide and stick. What is the resulting speed and direction of the Play Dough? What

    asked by unknown
  159. calc

    how would i find the derivative of these? f(x)=ln((√x)+1) and f(x)=ln(x+1/x-1) thank u!!

    asked by cathy
  160. Math/Derivative

    Had a few more >.< if you could possibly show steps so i know for future that would be awesome1 thanks! f(x)=√(lnx+x) and f(x)=2^(x^2)

    asked by Jes
  161. Algebra

    At its grand opening, the gutherie market distributed two different types of souvenirs. One type costs 20 centseach, and the other type costs 25 cents each. One thousand souvenirs were distributed in all. If the cost of these souvenirs was $220, how many

    asked by Chris
  162. HOW TO STARE YOUR DAY CARE FACILIY

    THE LARGEST NON PROFLT ASSOCIATION IN THE UNITED STATES REPRESENTION EARLY CHILDHOOD EDUCATION IS THE

    asked by jo
  163. Math

    Rafik counted the amount of money in his coin bank and wrote down the total. The amount was more than $12 but less than $13. The next day, he added a penny to the bank. To show the new total, he had to change exactly two digits in the old total. What are

    asked by Wendy
  164. physics

    The space probe Deep Space I was launched on October 24, 1998. It's mass was 474 kg. The goal of the mission was to test a new kind of engine called an ion propulsion drive. This engine generated only a weak thrust, but it could do so over long periods of

    asked by Anonymous
  165. Math

    I know that year 2010, the population is 38.447 million and year 2011, the population is 38.935 million. The formula given: A=36.1e^(0.0126*t) Determine the population in 2010 and 2011 to nearest thousand people. Use these values to determine the increase

    asked by Melia
  166. Physics

    The escape velocity on Planet X is the speed the rocket needs in order to never fall back down again in a universe in which X is the only object. In order for the rocket to not fall back down, its velocity to never become negative, how far away does the

    asked by Scoop
  167. TRIG

    Triangle FGH has vertices F(0, 10), G(10, 0), and HR(1, -1). After rotating triangle FGH counterclockwise about the origin 75º, the coordinates of G' to the nearest hundredth are (2.59, ?).

    asked by karina602
  168. Physics

    "A slinky that satisfies v = sqrt(T/_mu) is stretched 12m. The mass of the slinky is 0.8kg. The tension on the slinky is 4N. What is the expected wave speed?" To get mu, I divided the mass by the length then plugged that into the equal and solved for v but

    asked by Kyle
  169. Math

    How many feet are inches?

    asked by Losa
  170. Math

    Three vertices of a quadrilatral are (-1 -1), (1, 2), and (5, -1). What are the coordinate of two vertices that will form two different parallelograms?

    asked by Arianna
  171. Math

    Use the definition of logarithm to simplify each expression. (a) log6b(6b) (b)log8b((8b)^6) (c)log11b((11b)^-9)

    asked by Ms. Jackie
  172. Physics

    If a disk and hoop are released simutaneously 1.0m above the ground at a 30 degree incline which one will reach the bottom faster? Show mathematically.

    asked by Anonymous
  173. Algebra

    Polly has 8 more nickels than quarters. if she has $3.40 how many of each does she have?

    asked by Rayyan
  174. science

    what is the force between two coaxially charged ring separated with distance 'd'? radius of both ring = 'R'

    asked by mantosh kumar
  175. Algebra

    Two trains, one express and one local, leave Indianapolis at noon and head for Chicago 220 miles away. The express travels twice as fast as the local and arrives 2 hours ahead of the local. Find the speed of each train.

    asked by Jane
  176. math

    There were 72 visitors to a website in an hour. This is 14 more visitors than in the previous hour. Write an equation to find the number of visitors to the website in the previous hour.

    asked by Seb
  177. chemistry

    A closed gas cylinder contains 0.500 mole H2, 0.300 mole O2, 1.200 mole CO2 at a temperature of 25 °C and a pressure of 2.00 atm

    asked by mamat
  178. finance

    If the principal P=800, the interest I= 384, and time t = 6 years, find the following: What is the rate? What is the future value?

    asked by stacy
  179. math

    Cody has 6 times as many bottle caps in his collection as Rebecca. Cody has 36 bottle caps. Write an equation to find the number of bottle caps Rebecca has, c.

    asked by Seb
  180. please help

    When is the best time to read review or discussion questions? A. Immediately after you have finished all of the reading. B. After you write your notes. C. Before you begin any detailed reading. D. Throughout your detailed reading.

    asked by hannah
  181. biology

    what is included in the special sense organs

    asked by jessica
  182. math((PLEASE HELP!))

    7+l/5=-4 (n/-3)-2=8

    asked by Emily
  183. biology

    what are the different parts that comprise the musculoskeletal system

    asked by jessica
  184. chem

    when is i8t ok to use M1V1=M2V2?

    asked by rebekah
  185. accounting

    The trial balance of Bair Company includes the following balance sheet accounts. Identify the accounts that require adjustment. For each account that requires adjustment, indicate (a) the type of adjusting entry (prepaid expenses, unearned revenues,

    asked by cherry
  186. Factoring

    2x^2+3x-7 i cant find a zero to use synthetic division with this. They don't work. What am I doing wrong? Thanks!

    asked by Rebekah
  187. English

    Her responsibilities include assisting other tasks as required / assisting with other tasks as required Which one is correct?

    asked by Janice
  188. algebra

    square root ( 2x+1) +x=7

    asked by Felicia
  189. math

    the manager of a starbucks store plans to mix A grade coffee that cost 9.50 per pound with grade B coffee that cost 7.00 per pound to create a 20 pound blend that will sell for 8.50 a pound. how many pounds of each grade coffee are required?

    asked by faye
  190. Calulus 2

    Solve the differential equation: dy/dx = y^2 + y

    asked by Heather
  191. physics

    Use energy methods to find the speed of a 2.0-kg block just before it hits the flor if the coefficent of kinetic energy of the 3.0-kg block and the table is 0.15m

    asked by Guy
  192. science

    umm is all light energy from the sun?Explain

    asked by emily
  193. Math

    How do i find a polynomial whose value will be 1 if you substitute 3 over 2 for x.

    asked by johnation carter
  194. History

    Why did some Americans advocate isolationism? They thought Europe should deal with its own problems The U.S. was still reeling from the Great Depression and couldn't afford to get involved The Monroe Doctrine forbade intervention in foreign wars They

    asked by anonymous
  195. algebra

    Corey found the exact volumes of four different drinks. The results are recorded below. Gatorade..... 20.7 pepsi...... 20 3/4 Sprite...... 20.68 Powerade.... 20 11/20 A. Arrange the drinks in order from least to greatest volume B. Use what you know about

    asked by Diamonique
  196. college physics

    A ball is thrown from a 20.0m high building and hits the ground 6.0m from the building. With what horizontal velocity was it thrown?

    asked by Gee
  197. chem

    Why is ther no such thing as NaCl molecule? pllllsss neeed heeelp thank you

    asked by chemdummy
  198. math

    Jim has two hens. Betty the hen lays an egg every 3 days and Ellie the hen lays one every 5 days. They both laid eggs yesterday. How many days will it be before they both lay eggs on the same day?

    asked by cortez
  199. chemistry

    480 g of FeS2 is combined with 12.000mol of molecular oxygen. balanced chemical reaction is 4FeS2 + 11O2 ---> 2Fe2O3 + 8SO2 a. Which cheical will run out first? b. What mass of Fe2O3is produced?

    asked by chenchen
  200. Math

    Are all statements that are true. (a) log(A)/log(B)=In(A)/In(B) (b) In log[b](N), the exponent is N. (c)If 2log[3](81)=8, then log[3](6.561)=8 (d)log[b](N) negative when N is negative. (e)In(x/2)=In(x)/2

    asked by Ms. Jackie
  201. physics

    If a cat chases a mouse for 1.15 s whail covering a distance of 19.6 m, what is the velocity?

    asked by Neeed help
  202. Math

    Are all statements that are true. (a) log(A)/log(B)=In(A)/In(B) (b) In log[b](N), the exponent is N. (c)If 2log[3](81)=8, then log[3](6.561)=8 (d)log[b](N) negative when N is negative. (e)In(x/2)=In(x)/2

    asked by Ms. Jackie
  203. Business English

    I have a positive attitude, even with boring tasks, I still get the job done./or I never complain. How can I phrase this into a more professional way? Thanks.

    asked by Ali
  204. college physics

    A cruise ship of seniors is moving due west with an engine speed of 60km/hr when it encounters a current from the North at 20Km/hr. What is its relative velocity due to this current? (speed and angle) What course correction does it need to continue due

    asked by Gee
  205. 7th grade math

    Determine if the situations represent proportional relationships. Explain. 1. Gina can buy 1 bottle of shampoo for $2.95 or 2 bottles for $4.50.

    asked by Cassidy
  206. poem

    I have this poem that I was working on and I used the word "derived" and from my understanding it means to obtain. So i was wondering if this sentence made sense with the word. "No more will I let you fill my head with stories you've in-bedded, that rest

    asked by Curiousity killed the cat
  207. Math

    How to convert a whole number into a mixed number?

    asked by Jerald
  208. Algebra

    The solution set for 6x^3-11x^2-9x-1=0

    asked by zach
  209. Writing

    What is another way I could say "home"? I am trying to use the word to describe a place where someone feels comfortable and at ease and in place but the word home sounds awkward.

    asked by Kendra
  210. Physics

    A boy wishes to throw a rock into the river below the cliff where he is standing. The cliff is 50 M high and he can throw with a horizontal velocity of 30 m/s. how long does it take for the rock to reach the water? How far, in the horizontal direction,

    asked by Allison
  211. Math

    1. 5 - 3 4/7=1 3/7? 2. 8 - 2 3/8=5 5/8? 3. 6 1/3 - 2 2/3=3 2/3? 4. 7 1/3 - 4 1/2=2 5/6? 5. 11 2/7 - 5 2/3=5 13/21? 6. 12 1/6 - 4 3/8=7 19/24?

    asked by Jerald
  212. math

    we have to find the coordinate point

    asked by brianna
  213. math

    Divide the rectangle by tens and onesfor each factor 22x11

    asked by Anonymous
  214. geometry

    Lp=2x om=4x+30 and pm=50

    asked by mona
  215. government

    How many years the member of australian cabinet hold their position? After 3 years there will be a election at house of representative does it also include the changes of the cabinet member? but how about the election of senate member? im sorry i really

    asked by bell
  216. Nuclear Physics

    Consider an alpha particle with kinetic energy E_ (alpha) which is incident on a material. Show that the distance traveled, ∆x, by the alpha particle after it has lost an amount of energy ∆E, in the material, can be found by the following equation:

    asked by A
  217. Physics

    What would be the final temperature of a mixture of 80 g of 25 c water and 150 g of water at 75 c?

    asked by Charity
  218. Differential Equations

    A government agency has a current staff of 5000, of whom 25% are women. Employees are quitting randomly at the rate of 100 per week. Replacements are being hired at the rate of 50 per week, with the requirement that half be women. Interested in the rate of

    asked by bryant
  219. chemistry

    what mass of silver bromide will form when 25.00 mL of a 0.0675 M MgBr2 solution is combined with mL of 0.100 M AgNO3?

    asked by Lisa
  220. $Math$

    In scale drawings, how do you find the length of an object that is 60ft, and in the problem 1inch = 8 feet?

    asked by $Ty$
  221. project

    meaning of enviromental problem

    asked by sarpangri
  222. Nuclear Physics

    Consider an alpha particle with kinetic energy E_ (alpha) which is incident on a material. Show that the distance traveled, ∆x, by the alpha particle after it has lost an amount of energy ∆E, in the material, can be found by the following equation:

    asked by A
  223. Math

    How do you solve tan theta = -3 for 0 < theta < 2pi? Answer is 1.89 and 5.03 I am unsure on how that answer was obtained

    asked by V.
  224. social studies

    what is climate?

    asked by Anonymous
  225. Math

    16^x=64

    asked by Taylor
  226. letter

    John has demostrated the ability to work under pressure in the prescence of tight deadlines and demanding workload. I am writing a reference letter, how can I make this sentence better?

    asked by Johnson C.
  227. algebra

    3 1 1 -c + -c = - 4 2 7

    asked by marv
  228. Calculus

    1. For the function f(x)=4x^3-30x^2+4: a) Find the critical numbers of f(if any); b) Find the open intervals where the function is increasing or decreasing; and c) Apply the First Derivative Test to identify all relative extrema 2. For the function

    asked by Rudy
  229. Math

    write an algebraic expression then evaluate, given n=2 5 less than the quotient of -10 and a number is the answer (-10 / 2) - 5 = 0

    asked by Kyle
  230. math

    Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March

    asked by kay
  231. Social studies

    How many percent of kids go trick or treating on Halloween Day in the USA or in another country?

    asked by rfvv
  232. Physics

    At planet X, there is another planet called Y about 34 million light years away. The radius of planet X is 1 * 10^9 m. How far away from the center of the planet X is the planet Y in meters?

    asked by Scoop
  233. math

    $16 added to an amount of money saved, s, then spend equally on 3 items

    asked by edgar
  234. Math

    Thank you Steve for your help! I need help on another question. I have to show 10/8 divided by 5/8 on a number line. I don't know how to set this up. I am lost!!! Please help to explain this. Thank you

    asked by Cherie
  235. math

    If a=8degrees, b=121degrees and c=12 units, then what is Y?

    asked by mikey
  236. math

    (rewrite of prev question) If alpha=8degrees, beta=121degrees and c=12 then what is Y?

    asked by mikey
  237. Math

    Is this statement congruent and why? Is 83 to 144 power = 15 to the 144 power (mod 17)

    asked by Jimmy-Please HELP
  238. math

    If alpha= 33.5degrees, a=7.4, and b=10.6, then what is beta to the nearest tenth of a degree.

    asked by mikey
  239. Math

    What is 10 over 26 simplified

    asked by Anonymous
  240. science

    If the pressure of 20.0 mL of a gas sample is increased by 4 times and the absolute temperature is doubled, what is the new volume?

    asked by Mickeykalle
  241. Math

    In geometry class, the girl to boy ratio is 7 to 8. If there are a total of 60 students, how many boys are there?

    asked by Sonja
  242. math

    explain how to do arrays and an expanded algorithm

    asked by rosemary
  243. math

    penny put 5 dounts in one pack how many packs will she have in 2587

    asked by princess
  244. math

    Find the sum of the first 33 terms of the arithmetic sequence whose first term is 3 and whose 33rd term is -253

    asked by Anonymous
  245. math

    Find the inflection point(s), if any, of the function. (If an answer does not exist, enter DNE.) g(x)=9x^3-4x

    asked by Britney
  246. physics

    An object's velocity vector and linear momentum vector are always... a)parallel b)anti-parallel c)perpendicular d)none of the above

    asked by barry324
  247. English

    Please helpme identify the simple predicate in the sentence... This best-selling novel is unavailable for the next three weeks. choices.. a - is b - is unavailable for the next three weeks c - novel I think it is unavailable but that's not one ofthe

    asked by Deborah
  248. Phyiscs

    True or false: When a system consists of several objects, each with their own mass and velocity, the linear momentum of the system as a whole is simply the product of the system's total mass and the velocity of the system's center of mass.

    asked by Angelena
  249. Math

    What is 35 13/18 - 24 7/18 (by the way 13/18 and 7/18 are fractions)? Am i right, i think it is 11 6/18.

    asked by Anonymous
  250. algebra

    what is a domain and what is the range

    asked by muzi
  251. Adv Comp

    I need help coming up with a title for a review on the documentary Wordplay. I wrote about how the documentary give a lot of great information, but lacks a compelling plot throughout. I really wanted to make the title interesting by adding actual wordplay

    asked by Rebekah
  252. Website Design

    I helping my friend to make personal website of like 10 pages. do anyone know any url of websites that have good design? my friend use it to get better idea.

    asked by Mohammad
  253. Math

    Round to the nearest whole dollar. $473.28

    asked by Ryan
  254. Physics

    The block pictured below is sliding upward on the incline with theta=25. the coefficient of friction between the block and the incline is 0.15. of the block has a speed of 5 m/s at the bottom of the incline, how far upward will it slide before it stops?

    asked by Alex Baker
  255. Evolutionary Bio

    I was wondering if someone could explain to me how two haploid mating types can form a diploid. Also could someone explain the haplodiplontic life cycle? I would very much appreciate it.

    asked by Ezra
  256. Calculus 2

    Solve the differential equation: dy/dx = y^2 + y

    asked by Heather
  257. History

    Why did the British view colonial taxes as fair? Why did colonists argue British taxes were unfair?

    asked by Lily
  258. Math {ASAP}

    Alex gets to work by biking to the train station, riding the train, then walking. His entire trip to work is 15 miles. If he bikes 1/3 of the way and walks 1/5 of the way, how many miles did he travel on the train?

    asked by Frances Salome
  259. Algebra 1

    What is an equivalent fraction to: 0.5(12z-7)-3.5z+3.5 I NEED HELP!!!

    asked by Caitlyn
  260. french

    How would u put the sentence. La mere de Sylvie prepare une fete pour les amies de sa fille in futur proche?

    asked by Anonymous
  261. P.S

    Explain how parachute works?

    asked by Lily
  262. Art

    what is this question asking exactly? It is: How will art evolve from today's styles. Ty.

    asked by Anonymous
  263. management

    I need help on finding what Merck's technological advantages are. PLease help

    asked by Patiance
  264. math((PLEASE HELP!))

    7+l/5=-4 46-3t=-23 6+a/4=8 6h+24=0 -5b-23=9 15-3e=-6 15w-4=41 6s+3=-27 14o-17=39 n/-3-2=8

    asked by Emily
  265. math

    Carman wants to cut 3/4 inch peices from 62 long inch wire. How many 3/4 inch peices will she have?

    asked by Bob
  266. Math

    high temperatures for each day from Monday through Thursday were 42 degrees Fahrenheit, 37 degree, 44 degrees through Friday was 41 degrees Fahrenheit. Fridays low temperature was 4 degrees less than its high. What was Friday's low temperature?

    asked by Lean
  267. Math

    [2a + 3b] [2a - 3b. May you please explain the steps if you can.

    asked by Sasha
  268. science

    presto abracadabra, first one then another. who am i?

    asked by Lola
  269. chem

    How many atoms are there in the following problems? which one has the most number of atoms? a. 5 molecuels (NH4)2S b. 9 molecules H2O2 c. 11 molecules O3

    asked by chenchen
  270. math

    What is the selling price of a Television marked $600.00 if two discounts of 20 percent and 5 percent are given? (First figure 80% of 600. Then 95% of the result.) (Am I on the right track?) 0.80*600= $480.00 then 0.95*480.=$456. Marked price $600.00 fisrt

    asked by booker
  271. Math Hurry!

    Gabriela traveled by motorcycle at an average speed of 17 miles per hour. Then, she traveled by car at an average speed of 12 miles per hour. In total, she traveled 56 miles for 4 hours. How many miles did Gabriela travel by car? (Round to the nearest

    asked by Sonja
  272. Math/Derivative

    Can someone help me figure out the answer and..possibly show the steps.. to finding the derivative of these 3 questions.. 1. f(x)=2(e^x) - x^2 2. f(x)=e^x/(e^x +1) 3. y=10^(√x)

    asked by Jes
  273. Grammar

    Recreational boaters in Florida believe the manatee population has increased; however, enough environmentalists disagree. Is the punctuation correct in the above sentence?

    asked by Dakota
  274. math

    Mary bought some used CDs for $5 each. She spent a total of $30.

    asked by Seb