Questions Asked on
February 23, 2017

  1. Science

    1. The line on the graph below represents an object that is: A: Moving at a constant speed B: Increasing its speed C: Decreasing it's speed D: Not moving at all 2. To determine the acceleration of an object moving in a straight line, you must calculate the

    asked by Reeces
  2. Social studies

    Which of the following factors was most responsible for an unequal distribution of wealth? A There was an increase in business profits. B Wages were not keeping pace with profits of business owners. C Wages were not keeping pace with profits of business

    asked by DAve
  3. Social studies

    Which was the most important effect of the Bessemer process? It allowed the production of more steel It reduced better steel It made steel cheaper It allowed factory production of steel•• 2. Which was the immediate goal of the standard Oil Company when

    asked by Tills
  4. Chemistry

    How much energy (in kj) is required to ionize 2.78 moles of hydrogen atoms the right answer is: 3.65x10^3 kj wondering how they got this answer.

    asked by CL
  5. Math. 10 Points.

    The diameter of a tire is 2ft A. Find The Circumference of the tire B.About How Mant Times Will The Tire Have To Rotate To Travel One Mile (SHOW YOUR WORK)

    asked by Kolton
  6. Language Arts

    The arrow and the song poem 1 i shot an arrow into the air, 2 it fell to earth, i know not where; 3 for, so swiftly it flew, the sight 4 could not follow in its flight Part A Which form best describes the poem this excerpt is from A. lyric poem B. concrete

    asked by SugarPie
  7. Mathematics

    1. The speed of a current in a river is 6 mph. A ferry operator who works that part of the river is looking to buy a new boat for his business. Every day, his route takes him 22.5 miles each way against the current and back to his dock, and he needs to

    asked by Olivia N J
  8. Trigonometry

    A building 200 feet tall casts an 80 ft long shadow. If a person looks down from the top of the building which of the following is the measure of the angle between the end of the shadow and the vertical side of the building to the nearest degree? I

    asked by Ben
  9. Math

    One of the sides of a parallelogram is 4.2 cm and the altitude to that side is 3.6 cm. Find the perimeter of the parallelogram if the altitude to the other side is 2.4 cm.

    asked by Sara
  10. Math

    Need help Given the following values, which point would be considered an outlier? x1 ,2 ,3 ,4 ,5,6, 7 ,8 ,9 y1.2,4.3,2.8,5.2, 6,7.1,7.9,9.4

    asked by Whaaaaaaaaaat
  11. algebra

    a ladder is placed 5ft away from a house. the ladder comes up to 12ft on the side of the house. how long is the ladder?

    asked by george
  12. Science 6

    during the process of photosynthesis, plants convert carbon dioxide and water into glucose. Covalent bonds hold the glucose molecules together. the energy stored in these covalent bonds is called? A:nuclear energy. B:thermal energy. C:electrical energy.

    asked by Jaden
  13. MAth

    the two figures below are congruent. Find the measure of the angle that isn't labeled on either figure? Shows a 41, 86, degree on one, and the other one shows a 133 degree.

  14. economics

    . Predicting Consequences Use the table below to predict what would happen if airlines and baseball stadiums priced all seats the same instead of using variable pricing. What would happen to the number of tickets sold? What would happen to the total

    asked by Kristy
  15. applications of proportion math

    Centerville's population decreased from 37,065 to 26,102. How do I find the percent of change?

    asked by name
  16. msth

    the two figures below are congruent. Find the measure of the angle that isn't labeled on either figure?

    asked by hi
  17. Math

    In triangle PQR, angle Q= 90 degrees, angle P= 60 degrees and angle R= 30 degrees. PR= 1 unit. Extend side QR to T such that PR= RT. Join PT. Calculate the exact measure of angle T. Determine the exact value of lengths needed to find tan T and then find

    asked by Kausar
  18. Social Studies

    Which action is often viewed as the most serious attempt to undermine the independence of the judiciary? A President Franklin D. Roosevelt’s plan to reorganize the Supreme Court B appointment of Supreme Court justices to unlimited terms of office C

    asked by DAve
  19. History

    Hey! Just Want A Quick Check Over My Answers! 1. How Did The Zimmermann Note Lead The United States Closer To War? A. It Caused The United States To End Diplomatic Relations With Germany. * B. It Resulted In More U-Boat Attacks On American Ships. C. It

    asked by Emma
  20. Social Studies

    2. How did the American Expeditionary Forces help Allies win the war? A. They convinced German troops to rebel against their leaders. B. They had secret talks with the German kaiser, which eventually led to an armistice C. They assisted the French and

    asked by JamesSk8
  21. Social Studies

    In what way did the purchase of Alaska fit with Secretary of State William Seward’s foreign policy toward Asia? A. Seward thought the purchase of Alaska could protect the United States from Asian aggression. B. Seward thought that Alaska could be a

    asked by JamesSk8
  22. Liberal arts

    Which terms and 45p4q have a GCF of 9p3? Check all that apply. *18p3r x27p4q x36p3q6 *63p3 x72p3q6 The ones with the stars next to them are the correct ones and the ones with the x next to them are the wrong ones. Does answer choice A make any sense to any

    asked by christal
  23. Math

    When a class took a math test, 15% of the class failed, 25% made some mistakes (but didn’t fail), and 24 students got perfect scores. How many students were in the class?

    asked by Sara
  24. math

    what is the sum of all proper fractions with denominators less than ten? help me plssss

    asked by luisa
  25. Math

    I run 1 3/4 miles each day. my friend runs 4 times as far as I do. how far does she run ?

    asked by Dee
  26. Math

    What is a reasonable distance between two cities? 200km 200m ** 200cm 200mm

    asked by Unknown
  27. Social Studies

    Which of the following best summarizes Hoover’s and Roosevelt’s policies? A. Hoover was most concerned about stabilizing the banks, while Roosevelt chose to provide jobs. B. Hoover believed in providing public works and welfare, while Roosevelt wanted

    asked by Anonymous
  28. math

    Please check my math answers (and correct?)? I have some math questions, please check them, (they are multi choice, check if my answer is correct. if not, please say which is correct) 1. What is the simplified form of the expression –(10)–1? a -1/10 b

    asked by weird equestrian
  29. english

    Which of the following statements describes a functional text? a. It provides a first-person account of a personal experience. b. The primary purpose is to provide information to perform a task. c. The primary purpose is to construct a logical argument. d.

    asked by marie
  30. Social studies

    Which of the following was most likely an effect of the Dust Bowl? A California developed millions of acres of new farmland. B The New Deal provided irrigation for the drought areas. C Oakies started down Route 66 toward possible work. D More of the New

    asked by Doge
  31. Math

    6. Jackson Made A Poster In The Shape of A Quadrilateral. Each pair of opposite sides of the poster are congruent and parallel. Which of the following names best describes the shape of jacksons poster, A. Parallelogram ~~~ B. Rhombus c. Rectangle D.

    asked by Kolton
  32. physics

    A rod 14.0 cm long is uniformly charged and has a total charge of -20.0 µC. Determine the magnitude and direction of the electric field along the axis of the rod at a point 36.0 cm from its center. N/C

    asked by momen
  33. Algebra

    Use the coordinates of the two points that show male life expectancies for 1980 and 2000 to write a linear function that models life expectancy. E (x), for men born in this community x years after 1960 Coordinates are 1960-66.8 1970-67.5 1980-69.9

    asked by Anonymous
  34. Physics

    Two forces are applied to a block of mass MM=12.0 kg that sits on a horizontal, frictionless table. One force F⃗ 1F→1 has a magnitude of 10.0 N and is directed at an angle θ1 equal to 37.0° from the xx direction as labeled in the figure below. As a

    asked by Neam
  35. Math

    The area of a parallelogram with a side of 5.6 in is equal to the area of a rectangle with sides 7 in and 8 in. Find the altitude to the given side in the parallelogram.

    asked by Sara
  36. Precal

    If sin (theta) = sqrt5 / 3 and cos (theta) = 2 / 3 which of the following is tan (theta)?

    asked by Zack
  37. Chemistry

    4.72 g of a compound of carbon, hydrogen, and silver was burned in an atmosphere of oxygen, yielding 7.95 g of CO2, 1.02 g of H2O and 3.02 g of a mixture of silver and silver oxide. Because the production of this mixture yielded an indeterminate value for

    asked by CL
  38. math

    Find a nth term for this sequence 1/3,1/9,1/15,1/21,1/27..

    asked by Damian
  39. Math

    What Is the measure of an angle that is complementary to a 47 degrees angles? A. 43 degrees B 53 degrees~~~ C. 153 Degrees D. 180 Degrees

    asked by John
  40. Math

    How do you write the product as a product of a whole number and a unit fraction of 3×4/5 equals

    asked by Dee
  41. Math

    Explain How To Construct A Perpendicular bisector

    asked by John
  42. Math

    The area of a parallelogram with a side of 5.6 in is equal to the area of a rectangle with sides 7 in and 8 in. Find the altitude to the given side in the parallelogram.

    asked by Steve
  43. physics

    A ball moving at a velocity of 10 meters/second has a momentum of 8.0 kilogram meters/second. What is its mass?

    asked by Anonymous
  44. Physics

    A 77 kg man climbs the stairs to the fifth floor of a building, a total height of 15.2 m. What is his potential energy in Joules when he reaches the fifth floor? Round your answer to 1 decimal place.

    asked by Colten
  45. mathematics

    The nth term of the sequence 5 8 383.find n

    asked by Marian Awuah
  46. Social studies

    Among the first laws passed by FDR was the Truth-in-Securities Act. How did it support his New Deal goals? A The law’s purpose was to make sure farmers’ investments were safe. B The law’s goal was to prevent another economic crash. C The law was

    asked by Herambe
  47. Chem

    Determine the boiling point of a sol'n containing 96.8 g MgBr2 in 2014 g of water.

    asked by Ally
  48. Physics

    a uniform beam 6.0m long and weighing 4kg rest support p and q place left and right 1.0m of beam of weight from each of the beam weight of mass 10kg and 8kg and are placed near p and q respectively on each of the beam. calculate the reaction of p and q

    asked by Olalekan
  49. Math

    How many square feet of wrapping paper do you need . To wrap a package it is 3.5 feet long 18 inches wide and 2 feet high

    asked by Rose carter
  50. trigonometry

    What is the single trigonometric function of (Cos 20 degrees) (Cos 30 degrees)-(Sine 20 degress) (Sin 30 degrees)

    asked by mac
  51. Physics

    a uniform beam 6.0m long and weighing 4kg rest support p and q place left and right 1.0m of beam of weight from each of the beam weight of mass 10kg and 8kg and are placed near p and q respectively on each of the beam. calculate the reaction of p and q

    asked by Olalekan
  52. High School Geometry

    The figures in (a) and (b) below are made up of semicircles and quarter circles; the figure in (c) shows a quarter of a circle in a square. Find the area and the perimeter of each figure in terms of π. since I can't put a URL to the pic I will try to

    asked by Alexa
  53. computer programming

    Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2.

    asked by Morgan
  54. Biology

    What amino acid property makes proteins highly functional? I would assume it would be the structure and sequence, but are there additional properties?

    asked by Aaron
  55. math

    Find the area of the segment cut off by a chord of length 10cm from a circle radius 13 cm.

    asked by tiara
  56. Math

    Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2.

    asked by Morgan
  57. Science

    4.9 gm of H2SO4 is mixed with Water to form 5 litres of aqueous solution. Findits concentration. (Molecular weight of H2SO4 is 98 gm/mole)

    asked by Shreyash
  58. Math

    I have to find the area of the trapezoid and the parallelogram by composing into rectangles or decomposing into triangles or shapes as needed. Show your work neatly and completely. The numbers are:18cm, 7 cm, 12cm and 10cm I am not sure how I can do this.

    asked by Patrick
  59. math

    at noon the temperature is .6.f but the temperature drops 2 degrees per hour for the next few hours?what is the temperature at 4 pm?

    asked by lara
  60. Chemistry

    A is a solution of hydrochloric acid containing 3.650g of HCl in 1dm3 of solution. B is a solution of impure sodium carbonate. 25cm3 of B require 22.7cm3 of A for complete reaction. Given that 5.00g of impure B was dissolved in1dm3 solution,what is the

    asked by Victor
  61. Math

    An angle theta satisfies the relation (csc theta)(cos theta)=-1 Give an example of information needed to determine a unique value for theta If sec theta is known to be negative, what is the csc theta value of theta?

    asked by Saniya
  62. Math help please help!!

    The angle θ lies in Quadrant II . sinθ=34 What is cosθ ? −√7/4 < MY CHOICE √7/4 3/4 −3/4

    asked by Emma
  63. Trigonometry

    Consider angle C such that sin C= 7/25 Sketch a diagram to represent angle C in standard position if cos C is negative Find the co-ordinates of a point P on the terminal arm of angle C.

    asked by Saniya
  64. Physics 202

    In a lecture hall you sit 12 m directly in front of one of the two speakers on the front of the hall. The second speaker is 8m from the first in line with the front of the room, so that the speakers and you form a triangle with a 90° angle. What

    asked by Alisa
  65. Geometry

    Three circles touch one another externally.Their centres form A triangle with sides 10cm,9cm and 7cm.Find the radii of the circles

    asked by Gbotty
  66. Chemistry

    Calculate the ionization energy (in kj) for a mole of hydrogen atoms, making the assumption that ionization is the transition from n=1 the correct answer is : 1.31x10^3 kJ

    asked by CL
  67. math

    For his troops' popcorn fundraiser sale, Mike sold caramel corn for $10, buttered microwave popcorn for $8, and lightly buttered popcorn for $7. By the end of the fundraiser, he had sold 400 items and made $3,272. If he sold twice as many lightly buttered

    asked by Rachel
  68. real estate

    Let’s see if you can solve this puzzle. Billy and Elizabeth still work for the same brokerage. Billy is in a meeting with a buyer client in one room, while Elizabeth is in a meeting with the seller client in the next room. Elizabeth’s client is selling

    asked by emma
  69. math

    calculate the amount a person would earn over a period of time if his or her salary were a penny the first day, two cents the second day, and so on doubling each day. Day Pay =============== 1 0.01000 2 0.02000 3 0.04000 4 0.08000 5 0.16000 Your total pay

    asked by Carlson
  70. physics

    What is the density of a fuel of relative density 0.72

    asked by ogu
  71. The Teacher Aide In Special Education Setting

    A diagnosis of mental retardation means that a child A. Can't read or write at a functional level B. Needs serious learning support in mental ability and behaviour Please help. My answer is B.

    asked by A student
  72. English

    Choose the correct form of the pronoun in parentheses in each of the following sentences. 1. Two witnesses claimed that the burglar was (him, he). 2. The volunteers must be them,they) 3.Is the last performer (she, her) 4.The next speaker will be (him, he)

    asked by HAYDEN
  73. Geometry

    Three circles centre A,B and C with radii 4cm, 3cm, 2cm, respectively, touch one another externally.Calculate the lengths of the sides of triangle ABC

    asked by Gbotty
  74. Maths

    A path 3m wide surrounds a rectangular garden 15m wide and 18m long.What is the perimeter ?

    asked by Kwadwo
  75. Math

    Find the $2 \times 2$ matrix $\bold{A}$ such that \[\bold{A} \begin{pmatrix} 1 \\ 0 \end{pmatrix} = \begin{pmatrix} 1 \\ 2 \end{pmatrix}\] and \[\bold{A} \begin{pmatrix} 0 \\ 1 \end{pmatrix} = \begin{pmatrix} -7 \\ 4 \end{pmatrix}.\]

    asked by Zheng
  76. Math

    5 thousand 22 tens and 9 ones equals what number

    asked by Anonymous
  77. math - proportions and ratios

    A gardener found that he was able to plant 1/4 of a packet of flower seeds in 1/5 of a garden. At this rate, how much of the garden would he cover with the entire packet of seeds? A) 1/20 B) 4/5 C) 5/4 D) 9/2 I want to know how to set up the problem.

    asked by name
  78. math

    PLEASE TELL ME THE ANSWER TO "blank 569 divided by 6 is about 400!!!!!!!!" WHAT IS THE BLANK?!!?!?!?

    asked by Erika
  79. Economics

    For a monopolist allocating outputs in two different geographical markets Price 1/ P1=15-Q1, P2= 25-2Q2, TC=5+3(Q1+Q2). What are price, output, profits and MR, IF:a. The monopolist can price discriminate? b.The monopolist prohibited to price discriminate?

    asked by chala Chiracho
  80. Calculus

    An explosion causes debris to rise vertically with an initial velocity of 160 feet per second. In how many seconds does it attain maximum height? i know i need to use the formula: y(t)=-16t^2+Vot + yo Have: vo=160 Yo= is what i am trying to find and i dont

    asked by Roger
  81. Chemistry Help

    The most effective buffer solutions have equal concentrations of salt and acid (or base). Find the pH of a buffer solution with equimolar concentrations of: (a) HCOOH and NaCOOH (Ka = 3.5 x 10-4 for HCOOH) (b)CH3NH2 and CH3NH3Cl (Kb = 3.7 x 10-4 for

    asked by Luke
  82. chemistry help, urgent!

    Which of the following should you add to stabilize the pH of a solution? solute acid

    asked by sammy
  83. Science

    Which material is the densest air,water,plastic,or iron

    asked by John
  84. MATHS

    Find a nth term for this sequence 1//1/3,1/9,1/15,1/21,1/27..

    asked by Damian
  85. Chemistry

    Can geranium be used to detect infrared radiation emitted by a remote control device that has a wavelength of 902 nm? the work function (binding energy) of geranium is 7.61 x10^-19 J?

    asked by CL
  86. Business finance

    Mr. X wants a fridge that cost 12000.He has arrange to borrow to borrow the total purchase price from a finance company at a simple interest rate of 12% .the loan require quarterly payment for a period of 3yrs.if the first payment is due 3months after

    asked by Ibra
  87. chemistry

    already missed question so I just need help figuring out what I did. Small amounts of chlorine gas can be gener- ated in the laboratory from the reaction of manganese(IV) oxide with hydrochloric acid: 4 HCl(aq) + MnO 2 (s) → 2 H 2 O( ℓ ) + MnCl 2 (s) +

    asked by Pat
  88. Chemistry

    Calculate the molar mass of a molecular compound if a solution of 6.70 g of the compound in 22.60 g of water boils at 100.78 degrees C (at 760mmHg).

    asked by chemwizard
  89. Maths

    The the cost of a plate is 4 times the cost of a cup write a linear equation in two variables to represent the statement

    asked by Tejaswini khole
  90. business math

    You want to buy furniture which will cost N$ 20,000. You could take out a personal loan for N$20,000, which would charge you 9% p.a. interest compounded monthly. You also have N$20,000 in an investment account, where you earn interest of 12% p.a.

    asked by wilhel,
  91. Math

    A die is thrown 240 times. What is the probability of getting fifty 2s. plss I have been stuck on this

    asked by Favour
  92. SS Help, FAST!!!!!

    What does this graph suggest about the costs and benefits of balancing the budget? (Graph: Only with spending cuts: 20% Mostly with spending cuts: 30% Equally with spending cuts and higher taxes: 32% Mostly with higher taxes: 7% Only with higher taxes: 3%)

    asked by Agala
  93. Social Studies

    The first immigrants to the United States were mainly from England, Scotland, Ireland, Germany, and A. Russia B. Italy C. Scandinavia D. Greece I think that the correct answer is C, Scandinavia, please correct me if I am wrong.

    asked by I am amazing
  94. Maths

    Sum of 4 terms in GP is 312 . Sum of 1st and 4th term is 252. Find the numbers.

    asked by Max
  95. Geometry

    A circle is drawn inside a triangle ABC to touch the sides BC,CA and AB at P,Q and R respectively.if A=56° and B=68°, find the angles of triangle PQR

    asked by Gbotty
  96. Chemistry

    the lead (II) nitrate in 25.49 ml of a 0.1338M solution reacts with all of the aluminum sulfate in 25.00 ml solution. What is the molar concentration of the aluminum sulfate in the original aluminum sulfate solution? For a question like this how do I find

    asked by CL
  97. Math

    please if anyone could help me with this question: 1. A class paid $20 for a cake and $4 per child for one slice of cheese pizza. they paid $140. how many children are in the class? 2. Rajie want to divide 24 peanuts, 64 raisins, and 56 apricots evenly

    asked by Erika
  98. physics

    1. A cylinder tank is 30m deep,calculate the pressure extended at the bottom of the tank,when it is four-fifth filled with water (g=10mg-2,density of water =1000kgm-2) 2.a sample of air weighing 1.32*10^2N is confined in a room measuring

    asked by ogu
  99. Physics

    A stone with a mass of 20kg and density of 20,000kg/m3 is immersed in water. Find its weight

    asked by Victory
  100. SS Help!

    What does this graph suggest about the costs and benefits of balancing the budget? (Graph: Only with spending cuts: 20% Mostly with spending cuts: 30% Equally with spending cuts and higher taxes: 32% Mostly with higher taxes: 7% Only with higher taxes: 3%)

    asked by Agala
  101. Science

    Calculate the time needed for a net force of 5N to change the velocity of a 10kg mass by 2m

    asked by Navya
  102. physics

    The index of refraction of water for a given monochromatic light in water is n=4/3. The wavelength of this light in water is 500nm. a) find the speed of this light in water. b) find the energy of one photon of this light . Does this energy change if this

    asked by vicky
  103. Mechanical principles

    A car initially at rest experiences uniform acceleration of 5 m/s2 for 6 sec. It maintains constant velocity for 14 sec and is then brought to rest in 5 sec by a uniform retardation. a) Using the formula, find out how far the car has travelled. b) Find the

    asked by Bob
  104. Problems in three dimensions

    A regular tetrahedron has sides of length s. Show that the surface area, A, of the tetrahedron can be determined using the formula A= square root of 3s^2

    asked by Zara
  105. Math

    Thank you Ms.Sue but how do you work it out?

    asked by Dee
  106. website help(jiskha)

    I submitted a link where do i go to see if it got answer i really need help on this thing

    asked by Jakis
  107. Chemistry

    what is the minimum uncertainty in the position of an electron moving at a speed of 4 x 10^6 m/s ± 1 %? I keep getting 1.44 x10^-11 m, but the right answer is 1x10^-9 m.

    asked by CL
  108. math

    If the areas of three adjacent faces of a cuboid are 8 sq .cm and18 and25 . Then find the volume of cuboid

    asked by sej
  109. Chemistry

    Determine the concentration for the following solutions 2.0g KOH is dissolved in water to make 200.0 ml of solution

    asked by Sara
  110. English

    What does "your passages have been paid" from On the Pulse of Morning poem mean? "Here, root yourselves beside me. I am that Tree planted by the River, Which will not be moved I, the Rock, I the River, I the Tree I am yours, your passages have been paid."

    asked by Acasia
  111. Geometry

    The circle touches the sides of triangle ABC at X,Y and Z. If BC=11cm, CA=10cm and AB=9cm,find AY and BX

    asked by Gbotty
  112. math

    Maya has 4 1/2m of ribbon. She uses 1 3/4m to wrap a present and 1/3m to make a bow. How much ribbon is left?

    asked by Anonymous
  113. Calcalus

    A population P is a function of time t that had 5000 when t=0 can be written P(t)= 5000+B(t)-D(t). B(t) is the number of births since t=0 and D(t0 is the number of deaths since t=0. suppose at a given instant B=800 and dB/dt=100, and D=1000 and dD/dt=85.

    asked by Lauren
  114. Science

    Do light and sound travel at the same speed through solids, liquids, and gasses? What are the effects of light and sound traveling through different objects?

    asked by Ana
  115. Calculus

    Evaluate the integral: the integral of the cube root of x, dx. a. (3/4)x^(4/3)+C b. (3/2)x^(2/3)+C c. 1/(3x^(2/3))+C d. None of these I got (3x^(4/3)/4)+C. I was wondering if it would be D.

    asked by Louis
  116. Math

    x y -2 -5 0 -1 1 1 2 3 A. Graph the ordered pairs. B. Is the function linear? Explain. C. Write a rule for the ordered pairs in terms of x and y. D. What is the value of y when x = 10?

    asked by Anonymous
  117. history

    What was the last christian city conquered by the Muslims.

    asked by lynn
  118. Algebra

    Factor each completely; 3n^2+21n 6n^2+18n not quite sure how to factor completely on problems with that format.

    asked by Clove
  119. Math

    The odds against an event are 48:42 what is the probability that the event will occur?

    asked by aniya
  120. Algebra

    Give the interval(s) on which the function f is positive if f is defined as: f(x)=x(5−x)(2x−3)

    asked by Anonymous
  121. math

    the formula for the perimeter of a rectangle is 2l+2w, where l is the length and w is the width. How can you use distributive property to write an equivalent expression for 2l+2w?

    asked by haily
  122. physics

    The index of refraction of water for a given monochromatic light in water is n=4/3. The wavelength of this light in water is 500nm. a) find the speed of this light in water. b) find the energy of one photon of this light . Does this enerdy change if this

    asked by vicky
  123. Science

    CeCl3 is having Ca conntent 12 g/L,If we try to pricipitate Ce2(CO3)by using 1.0M Na2CO3,what is the Ca impurity level in the fianl Ce carbonte and how much pH we have to maintain to control Ca imprurity in the final out put?

    asked by Chiranjeevi
  124. Calculus

    Evaluate the integral. 1/2 integral e^(t/2) (I'm not sure what the 1/2 on the left of the integral symbol means.)

    asked by Anonymous
  125. English

    I don't understand this part of On the Pulse of Morning: History, despite its wrenching pain cannot be unlived, but if faced with courage, need not be lived again

    asked by Acasia
  126. Math

    A school is holding a Fixed Raffle, where only a certain number of raffle tickets can be sold. The school sold 970 of these tickets for $10 each. One of the tickets will win $2910, two tickets will win $970, and 5 tickets will win $485. What is the

    asked by Brianna
  127. Math

    Given: f(X)= 8-4x A. Find f(-2) B. Find x, when f(x)= 8 C. Graph the function. D. State the domain and range of the function. E. Use the graph to find x, when f(x) = 0 . Show details on the graph. F. Use the graph to find f(x)when x = 3. Show details on

    asked by Anonymous
  128. Algebra

    Let f (x)= (x^2 + 3x - 4) and g(x)= (x + 4) a. Find f*g and state the domain b. Find f/g and state the domain

    asked by Anonymous
  129. math

    Find the cost of buying 4 dozen of exercise books at sh 6000 per dozen,a half dozen of pencil at sh 2050 per dozen,5 dozen rulers at sh 3600 per dozen #i need anyone to help me please# and in case someone has such type of questions,i am kindly need for

    asked by kelvin


    asked by ANAS
  131. Math ; Algebra

    What is x for the following questions? -2x-6=-12 3x+7=-15

    asked by Candence
  132. biology

    If you were testing a reflex on your knee, why would that be slower than a conscious reflex (like if someone told you to grab something right when it falls) in your brain?

    asked by homework
  133. Math

    There were 3 similar metal balls in the tank.if the 3 metal balls were out,the water in the tank would drop from 15 cm to 6 cm.find the volume of each metal ball.

    asked by Peachie
  134. math

    there are 64 seventh graders at a middle school. This is 32% of the students at the school. The sixth graders comprise 38% of the school how many sixth graders attend the middle school

    asked by Anonymous
  135. Math

    A sphere has a radius of 16 cm and a plane passes thru it at 9 cm below the center, what is the area of the intersection between the plane and the sphere?

    asked by Jj
  136. Math

    If a boat was 36' long and i built a model of it 18" long what scale would the model be

    asked by Henry
  137. SS

    what impact did paper have on china? I am doing this for a paper, so can you leave some ideas?

    asked by hi
  138. Social Studies

    1750 BC–AD 200 how did paper impact people in ancient times.

    asked by URGENT HELP
  139. Physics

    The lecturer with a monotone voice of 440 Hz and you are both 2m away from the long, smooth and tall wall. You will hear sound that comes directly to you from the lecturer along with sound that comes back from the wall on it’s way to reaching you. You

    asked by kailey
  140. math

    there were 825 pupils in a school. 52 percent were boys. more boys joined the school and the percentage of boys became 64 percent of the new total. how many boys joined the school?

    asked by peter
  141. math

    Dallas was given a discount of 10 percent of the following items: 1/1/4 cartons of exercise books @ sh 42000 per cartons,ten cartons of pens sh 22000 each.How much did he pay all together after the discount of 10 percent? *I need anyone to help me please*

    asked by kelvin
  142. Chemistry

    When 25g of ice lose 2092 J of heat at 0 degrees Celsius, what will be the new temperature of the ice? Calorimetry problem

    asked by Evelin
  143. MAth

    The odds against Rainbow winning the race are 17:5. Brian bets $120 on Rainbow to win and Rainbow does win the race. How much money does Brian win? What was the probability that Rainbow was going to win the race?

    asked by Brianna
  144. MAth

    Darth Vader is designing a game that costs $20. The game consists of pulling a colored rock out of a container. When the rock is Red Darth Vader pays nothing, when the rock is Blue Darth Vader pays $40, and when the rock is White Darth Vader pays $100. The

    asked by Brianna
  145. Algebra

    I am having trouble with these 2 questions. 1. 3x+7=-15 2. -2x-6=+12

    asked by Canda
  146. SS Money Help....

    What are 4-10 (or More) pros and cons Of Spending Cuts and Taxes?

    asked by Agala
  147. English

    I'm asking many questions about the same poem "On the Pulse of Morning" because I have no thought on what it means stanza by stanza. Can someone explain it to me? I also don't understand this part: Take it into the palms of your hands. Mold it into the

    asked by Acasia
  148. Math

    How would I start both of these questions not sure. If h(x)=1/(x+3)^3 then determine a. f(x) and g(x) such that h(x)=(f of g)(x). b. r(x) and s(x)different from f(x) and g(x)such that h(x)=(r of s)(x)

    asked by Mekhia
  149. Math

    Consider the sequence t1=1, t2=-1, and that tn-tn-2(n-3)/(n-1), where n>2. Find the value of t1998. (1998 is the term, so is n, t1 and t2)

    asked by Anonymous
  150. English

    What is the simple subject of the sentence? 1. The first ones on the scene were our neighbors and they. ones

    asked by Hayden
  151. Physics

    A box (mass=34kg) is set on an incline (angle=36.5 degrees), attached to a string. The box is let go slowly with a tension of 205N on the string, and starts sliding down with an acceleration of 0.12m/s^2. What was the coefficient of kinetic friction

    asked by Stephanie
  152. chemistry

    how can i determine via infrared spectrum whether the alcohol that was oxidized was primary or secondary? i did a lab experiment in which we oxidized a diol with bleach and i need to figure out which -OH group was oxidized into a C=O. What are the signs of

    asked by Alexa
  153. SS Help...

    What are 4-10 (or More) pros and cons Of Spending Cut? PLZ Just Give Me A Few Suggestions, PLZ!

    asked by Agala
  154. Engineering Science N4

    A box of books has a mass of 46kg and is being towed by a rope which is oriented at 15 degree to the horizontal at a point where it is tied into a knot. If the pulling force is increased until the box begins to slide, determine the box's initial

    asked by Paul
  155. Math

    -3 + n/2 = 9

    asked by Kayla
  156. Sequences Math

    Find the function rule. X = -2, -1, 0, 1, 2. Y = 9, 4, -1, -6 -11. Help please this is too hard

    asked by Zack
  157. maths

    How many bacteria will there be in 4 second if there is 1 bacteria in 0 second,2 bacteria in 1 second and 4 bacteria in 2 seconds

    asked by sino
  158. math

    Suppose an athlete earns $3,600,000 for endorsing a few different products. If 2/3 of the earnings are for endorsing clothing, how many dollars does the athlete earn for endorsing clothing?

    asked by Kurbria
  159. Ethics

    The World Medical Association (WMA) states that FGM does not violate the principles of medical ethics, if FGM is part of the cultural tradition where the physician is practicing medicine. True False I say false

    asked by Anonymous
  160. math

    -8x 20 is a tangent to f(x) x^3 x^2 bx 18 at x=1 calculate the values of a and b I tried the question but I failed

    asked by Emily
  161. math

    why do people have weight of 100 pounds

    asked by davon
  162. math

    the sum of two numbers is number is 3 time the other number . find the two numbers?

    asked by Jo
  163. Math - Derivatives

    Find the nth derivative of y=2x/(1-x^2) (Hint: Consider -[(1/(x-1))+(1/(x+1))].)

    asked by Anonymous
  164. math

    f(x)=ax^3+bx^2+cx+d and f(0)=-18 determine the equation of f

    asked by john