Questions Asked on
October 30, 2013

  1. science

    which type of eclipse would you expect to see if the moon passes directly between earth and the sun? a) a solar eclipse b) a lunar eclipse c) a total lunar eclipse d) a penumbra

    asked by victoria
  2. science

    which of the following statements best describes the biosphere? a) it is a mixture of gases that contain dust particles b)it contains earths metal core c) it contains all of earths water d) it it the part of earth that contains living organisms is it d ?

    asked by victoria
  3. Statistics

    The weights of the fish in a certain lake are normally distributed with a mean of 15lbs. and standard deviation of 6lbs. If a sample of 5 fish are taken from the lake, find the probability their means weights are between 12.6 lbs. and 18.6 lbs.

    asked by Amy
  4. statistics

    A survey for brand recognition is done and it is determined that 68% of consumers have heard of Dull Computer Company. If a survey of 800 randomly selected consumers is to be held would it be unusual for 554 of them to recognize Dull Computer Company?

    asked by Amy
  5. Science

    Why is it rare for the soft parts of an organism to become a fossil? A. the soft parts take a long time to decay. B. the soft parts can be eaten by other animals.* C. the soft parts cannot be buried in sediment. D. the soft parts form petrified fossils.

    asked by Anonymous
  6. science

    why does the sun appear to move westward across the sky during the day? a) because earth rotates to the east b) because earth rotates to the west c) because the sun moves in a westerly direction d) because of the way you are looking into the sky

    asked by victoria
  7. science

    which of the following statements best describes the biosphere? a) it is a mixture of gases that contain dust particles b)it contains earths metal core c) it contains all of earths water d) it it the part of earth that contains living organisms is it d ?

    asked by victoria
  8. math

    1. Jane has a checkbook balance of $68.00. She then writes two checks, one for $5.00 and one for $62.50. She also deposits $75.00. She then uses her calculator to determine her new balance. Which of the following is the correct series of keys she should

    asked by ash
  9. Science Project Help?

    I have this project: The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field will equal 46 million years, and each 10-yard section will

    asked by Anonymous
  10. Science

    What percent of water is not easily accessible or usable on earth? *A. .6% B. 12.5% C. 50% D. 99% Subtract the answer from the last question from 100%. What does the remainder represent and what are the sources of this percentage of water? A. 97% rivers

    asked by Cassie
  11. math help plzzzz!!!!

    Multiple Choice 1. What is 0.32 written as a fraction in simplest form? (1 point) thirty-two over one hundred eight over twenty-five one hundred over thirty-two sixteen over twenty-five 2. If Fran’s fudge recipe calls for two and one-half cups of sugar

    asked by josh
  12. reading

    nelson mandela speech glory and hope what are some similes, personification allusion, anaphora, pathos,ethos,logical appeals, metaphors,hyperbole,call to action,counter argument,rebuttal,etc

    asked by Reina B.
  13. BioChem

    In yeast, ethanol is produced from glucose under anaerobic conditions. What is the maximum amount of ethanol (in millimoles) that could theoretically be produced under the following conditions? A cell-free yeast extract is placed in a solution that

    asked by B
  14. science

    How does gravity affect the moon? a) it pulls the moon toward earth b) it pushes the moon away from earth c) t allows the moon to move in a straight line d) it keeps the moon from colliding with the sun

    asked by victoria
  15. physics

    A pressurized tank of water has a 10cm diameter orifice at the bottom, where water discharges to the atmosphere. the water level is 3 m above the outlet. the tank air pressure above the water level is 300 kpa (absolute)while the atmospheric pressure is 100

    asked by khabat
  16. physics

    A locomotive that has a mass of 6.4 x 105 kg is used to pull 2 railway cars. Railway car 1 has a mass of 5.0 x 105 kg, is attached to railway car to that has a mass of 3.6 x 105 kg by a locking mechanism. A railway engineer tests the mechanism and

    asked by Anthony
  17. Biochem

    In yeast, ethanol is produced from glucose under anaerobic conditions. What is the maximum amount of ethanol (in millimoles) that could theoretically be produced under the following conditions? A cell-free yeast extract is placed in a solution that

    asked by B
  18. Statistics/Math

    1. A magazine is considering the launch of an online edition. The magazine plans to go ahead only if it's convinced that more than 25% of the current readers would subscribe. The magazine contacted a simple random sample of 500 current subscribers and

    asked by Michael
  19. intro to computers

    what overriding philosophy of the windows 8operating system makes it unique compared to earlier Microsoft operating systems? a.it is a universal operating system for all types of devices? b.it can host both 32-and 64- bit applications c.up to 192 users can

    asked by mary
  20. Trigonometry - Checking my work

    Find the sum of the three smallest positive values of theta such that 4 cos^2(2theta-pi) =3. (Give your answer in radians.) Hi guys, I've been struggling with this problem. Here's my thinking about the problem: we can rewrite the equation as

    asked by Sam
  21. science

    in which of the following phases of the moon are you able to see the most surface area? a) new moon b) waxing crescent c) waxing gibbous d) waning crescent

    asked by victoria
  22. math

    1. A skateboard ramp has a 158º entry angle. Find the measure of ∠1. A.) 22º B.) 68º C.) 78º D.) 58º 2. Which of the following equations parallel to the line passing through A(-2, 7);B(-2, -2)? A.) y = -2 B.) y = x C.) 3x = 5 D.) -2x = 7y 3. Which

    asked by kaitlyn
  23. Science

    What percentage of the total land area is available for mans use, living and agriculture/farming? A. 9.38% *B. 3.13% *C. 12.51% D. 75% I'm not sure if it is B or C. Thank You.

    asked by Cassie
  24. Science

    What process involves the comparison of rock layers with others in a sequence to determine its age? radioactive decay radiometric dating relative dating absolute dating To determine the most accurate and precise age of Earth's oldest rocks, geologists

    asked by Abby
  25. statistics

    The serum cholesterol levels for men in in one age group are normally distributed with mean of 178.1 and standard deviation of 40.8. All units are in mg/100ml. Find two levels that cut off the top 10% and the bottom 10 % from the distribution of x.

    asked by Amy
  26. Chemistry

    Could you please explain how electronegativity works and how you find the total electronegativity value of PO3 K2O H2S GIVEN: P- 2.1, O-3.5, K- 0.8, H- 2.1, and S- 2.5 Also how to you tell if the compound is ionic, polar covalent, or non polar covalent?

    asked by Zoe
  27. Science

    Fill in the blank- The gravitational force between two objects is proportional to the ______ of the masses of the objects.

    asked by Angie
  28. science

    during which phase is the least percentage of the light that hits the moon visible from earth? a) new moon b) waxing gibbous c) waning crescent d) full moon

    asked by victoria
  29. Physics

    1) what does the y intercept on a force vs acceleration graph represent? 2)what is the relationship of mass and acceleration?

    asked by Aly
  30. Science

    Posted by Cassie on Wednesday, October 30, 2013 at 3:39pm. What percentage of the total land area is available for mans use, living and agriculture/farming? A. 9.38% *B. 3.13% *C. 12.51% D. 75% I'm not sure if it is B or C. Thank You.

    asked by Cassie
  31. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION)

    asked by Leah
  32. Geometry

    If the measure of ABC = 180o, and the length of AD and DC are equal, which is the measure of ACD?

    asked by Anonymous
  33. Chemistry

    For the following reaction, identify the substance oxidized, reduced and the oxidizing and reducing agents. 2SO2 + O2 ----> 2SO3

    asked by Adam
  34. Math

    An article in the local paper states that 30% of the students at Oak Grove Middle School earned a place on the Silver Honor Roll. If there are 920 students at Oak Grove, how many are on the Silver Honor Roll? USE A PERCENT RULER TO HELP YOU DECIDE. SHOW

    asked by Robert
  35. Math

    If 15 counters are the whole set how many are 3/5 of the set?

    asked by Keyerra
  36. Statistics

    HIM department at Community Hospital will experience a 15 percent increase in the number of discharges coded per day as the result of opening a cardiac clinic in the facility. The 15 percent incrase is projected to be 100 additional records per day. The

    asked by Anonymous
  37. math

    The path of a cannonball is a parabola modeled by the equation y= 55 + x - 0.002x^2, where x and y are both measured in feet. In this model, the cannonball starts at the point (0,55) and travels to the right. The ground is represented by the x-axis.

    asked by Lily
  38. intro to computers

    which of the selections below is not a benefit of imaging the computers on your network. a. it saves time of having to install the required computer applications. b.it saves the time of having to install the desired operating system c.there are fewer

    asked by mary
  39. math

    As dry air moves upward it expands and in doing so cools at a rate of 1 degrees Celsius for each 100 m rise up to about 12 km If the ground temperature is 20 degrees Celsius find an expression for the temperature T as a function of the height H the answer

    asked by jordan
  40. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION)

    asked by Emily
  41. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the

    asked by Anonymous
  42. Physics

    a 15-kg box is resting on a hill forming an angle with the horizontal. The coefficient of static friction for the box on the surface is 0.45. calculate the maximum angle of the incline just before the box starts to move

    asked by Physics
  43. intro to computers

    which of the statements below is false? a.you can install a 64-bit operating system on a 64- bit machine. b. you can install a 64-bit operating system on a 32-bit machine. c.you can install a 32-bit operating system on a 64-bit machine. d.you can install a

    asked by mary
  44. Physics

    6) The relationship between force and acceleration is given by Newton’s 2nd Law: Fnet = ma. In this case this becomes:          !@#$%^&p – Ff = ma.  

    asked by Al
  45. biology

    If a person with Down syndrome marries a person without Down syndrome, is it possible for their child not to have Down syndrome? I assume that there is a 50% chance that they could have a child that will not have down syndrome. Is this correct?

    asked by vanessa
  46. intro to computers

    your boss is considering a BYOB program for your company. he asks you if there are any negatives to such a program. what do you tell him? a.it limits the freedom of the user to access the websites and applications.b.it introduces security and control

    asked by mary
  47. Science

    How do I prepare for a Field Study? I really need to know.

    asked by Tylei
  48. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the

    asked by Mike
  49. books (Henry VIII)

    I know I have posted this question before put under the wrong context I accidentally wrote Hamlet instead of Henry VIII. That's because I was working on both pieces of work. My answers have changed and want to know if they are correct. Please check over my

    asked by Suzanne
  50. Physics

    How does torque equal to ? " A potter's wheel, a thick stone disk of radius 0.50 m and mass 100 kg, is freely rotating at 50 rev/min. The potter can stop the wheel in 6.0 s by pressing a wet rag against the rim and exerting a radially inward force of 70 N.

    asked by Ánfer
  51. Statistics

    According to internal testing done by the Get-A-Grip tire company, the lifetime of tires sold on new cars is normally distributed with a mean of 23,000 miles, with a standard deviation of 2500 miles. If the claim by Get-A-Grip is true, what is the mean of

    asked by Brianna
  52. Calculus

    A spotlight on the ground is shining on a wall 12m away. If a woman 2m tall walks from the spotlight toward the building at a speed of 0.6m/s, how fast is the length of her shadow on the building decreasing when she is 2m from the building?

    asked by Kate
  53. Math

    Adult tickets cost $6 and children’s tickets cost $4. Mrs. LeCompte says that she paid $30 for tickets, for both adults and children. How many of each ticket did she buy?

    asked by Hero
  54. chemistry

    For the following reaction, identify the substances oxidized, reduced and the oxidizing and reducing agents? 2SO2 + O2 --> 2SO3

    asked by mandy
  55. Math

    Complete to express each ratio in simplest form. 18 feet : 5 yards=

    asked by Charity
  56. MATH

    FAYE BOUGHT 3 PIZZAS FOR LUNCH. EACH PIZZA HAS 10 SLICES IN IT. IF 90% OF THE LUNCH WAS EATEN, HOW MANY SLICES WERE LEFT

    asked by MITCHELL
  57. chemistry

    It is observed that when solid copper is added to a solution containing gold ions, the copper dissolves and the gold precipitates. Similarly, almost every other metal will displace gold from solutions of gold salts. a. Do these results mean that the gold

    asked by Anonymous
  58. chemistry

    For the following reaction, identify the substances oxidized, reduced and the oxidizing and reducing agents? 2SO2 + O2 --> 2SO3

    asked by mandy
  59. Chemistry

    1- Which of these processes will lower the glass transition temperature of a glass? Increase the cooling rate Decrease the cooling rate Increase amount of network modifier Decrease amount of network modifier Quench the glass to cool the surfaces quickly

    asked by youlifex
  60. Calculus

    s=çdx/(4+5cos x). By using t-substitution, i.e. t=tan(x/2) we get cos x=(1-t^2)/(1+t^2) and dx=2dt/(1+t^2). Substituting in s and simplifying, we get s= 2çdt/4(1+t^2)+5(1-t^2)=2çdt/(9-t^2). Using standard result çdx/(a^2-x^2)=1/a*arctanh (x/a)

    asked by MS
  61. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION)

    asked by Leah
  62. Math

    2. Javar is building a model of the Titanic. He found a kit that is very detailed and built to scale. The scale is 1 inch equals 49 feet. If the complete model is 18 inches long how long was the original ship? A. 2.7 feet B.588 feet C. 73 1/2 feet D.882

    asked by Jerald
  63. Math Explanation

    Marcy wants to put tiles on a bathroom floor that measures 10 ft x 12 ft. What kind of square tiles should she buy to tile her floor? Explain.

    asked by Hero
  64. math

    if all sides of a cube are reduced by 1/2, how does it affect volume? a. decreases 200% b. decreases 400% c. decreases 800% d. decreases 600% answer b

    asked by cici
  65. grade 11 biology

    Consider a germ cell of a person with Down syndrome(Trisomy 21). Explain what is happening with the arrangement of chromosome 21 inside the cell during interphase 1, Anaphase 1, Telophase 1, telophase 11. Please help, I am really stuck on this. Thank you

    asked by vanessa
  66. school

    Two disks are spinning freely about axes that run through their respective centres (see figure below). The larger disk (R1 = 1.42 m) has a moment of inertia of 1180 kg · m2 and an angular speed of 4.0 rad/s. The smaller disk (R2 = 0.60 m) has a moment of

    asked by Aaron
  67. trigonometry

    VERIFY:(1-sinx)/(1+sinx)= sec^2x-2secxtanx+sec^2x-1

    asked by louie
  68. science

    ----- major tenet of janaist faith, it is the avoidance of violent actions

    asked by keisha
  69. chemistry

    N2 + 2 O2 ---> 2 NO2. Suppose 31.25 g of N and 44.0 g of oxygen react. A. Calculate the mass of Nitrogen dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the reaction. D. Find the % yield

    asked by Stacy
  70. language arts

    What genres of literature did Edgar Allan Poe write?

    asked by Anonymous
  71. Fianace

    A 10-year bond has a coupon rate of 7% anually and a principal payment of $1,000.00. Other similar bonds are paying 9% annually. To determine the value of this bond you must find the interest factors, IF. at: A. 9% for 10 periods B. 9% for 20 periods C.

    asked by Michelle
  72. Chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 94.96 nm. It then gives off a photon having a wavelength of 95 nm. What is the final state of the hydrogen atom? I think I got 5 for an answer, but I am not sure if I did this

    asked by Ashley
  73. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph

    asked by Leah
  74. physics

    The propeller blades of an airplane are 2.7 m long. The plane is getting ready for takeoff, and the propeller starts turning from rest at a constant angular acceleration. The propeller blades go through two revolutions between the fifth and the ninth

    asked by Aaron
  75. Chemistry

    Could you please explain how electronegativity works and how you find the total electronegativity value of PO3 K2O H2S GIVEN: P- 2.1, O-3.5, K- 0.8, H- 2.1, and S- 2.5 Also how to you tell if the compound is ionic, polar covalent, or non polar covalent?

    asked by Zoe
  76. Calculus-Applied Optimization Problem:

    Find the point on the line 6x + 3y-3 =0 which is closest to the point (3,1). Note: Your answer should be a point in the xy-plane, and as such will be of the form (x-coordinate,y-coordinate)

    asked by Sara
  77. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph

    asked by Emily
  78. chemistry

    N2 + 2O2 -->2 NO2 Suppose 31.25 g of N and 44.0 G of O react A. Calculate the mass of Nitrogen Dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the reaction. D. Find the % yield if 52.3 g

    asked by Andrew
  79. Math

    Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph

    asked by Leah
  80. Finance

    If you believe that a firm will grow rapidly in the future, you should buy its A. Common stock B. Notes C. Preferred Stock D. Bonds

    asked by Dahlia
  81. math

    is 3/8 more,less than or equal to 40%

    asked by hannah
  82. english

    why is kpop so popular, especially the kpop band SHINee?

    asked by SHINee
  83. Statistics

    Consider the following table for a single-factor ANOVA. Level of Factor Replicates 1 2 3 1 1 2 5 2 2 4 7 3 2 4 7 (a) Find x1,2. (b) Find x2,1. (c) Find C1. (d) Find x. (e) Find (Ci )2.

    asked by Mike
  84. Coding

    Cpt Code for left-sided heart catheterization selective coronary angiography and left ventriculography?

    asked by Anonymous
  85. Chemistry

    For the equation give the formula equation, ionic equation, and the net ionic equation after predicting the products and balancing. Using the solubility rules to indicate solid or aqueous each formula. AgNO3 + NaCl

    asked by Cindy
  86. math

    tom bought a computer for 15% off from the list price of p dollars. if the sales tax was 8%, how much did he pay for the computer including sales tax?

    asked by yusuf
  87. chemistry

    Balance equation and type of reaction thx! 1. Al(HSO3)3 + O2 ---> 2. Ag + Cu(NO3)2 ---> 3. N2O4 --->

    asked by cindy
  88. writting

    what is an empirically based journal articles

    asked by patiance
  89. math

    Mrs P made punch and wanted to serve it in cone shaped cups. When she poured the drink into the cup she poured it to the top and still had some remaining in the bowl. Mrs P knew that she made 355ml of punch. The height of the cone shaped cup was 12cm and

    asked by B8
  90. math

    The height of a ball above the ground t seconds after it is thrown is h(t)= 20 + 32t - 16t^2. How long will it take for the ball to hit the ground? (Round your answer to the nearest hundredth of a second.)

    asked by Clary
  91. chemistry

    Your x-ray lab has a monochromator consisting of a single crystal of nickel cut so that the plane lies in the cube face. At what angle (in degrees) should the cube face be tilted with respect to the incident beam in order to select radiation with a

    asked by Pete
  92. Finance

    To measure an investment risk, you may use all of the following except: A. Time value of money B. range of returns c. standard deviation of returns d. subjective measures of risk

    asked by Dahlia
  93. Math

    At a fair milk sales total 20,000 gallons. If the fair runs for 10 days what would be the average number of gallons sold each day? Then how many 8 ounce cups per day would that be? Lastly, if 1 cup of milk costs $1.25 about how much money per day is made

    asked by Anonymous
  94. Chem

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 94.96 nm. It then gives off a photon having a wavelength of 95 nm. What is the final state of the hydrogen atom?

    asked by Ashley
  95. Science

    List: Three characteristics of friction force and surface type. Three characteristics of friction force and mass. Three characteristics of friction force and surface area.

    asked by Marisol
  96. English

    Indicate if written in First Person or Third Person 1. I watched Jason as he took his time putting on the roller skates. why had he told LeTenna he could really skate? I noticed that she had not been that impressed. Why did Jason always have to make up

    asked by cici
  97. Math

    Which tiles can be used to cover a 12 by 12 floor? 9 by 9? Suppose you have 2 by 2, 3 by 3, 4 by 4, and 5x by 5 ft tiles.

    asked by Anonymous
  98. science please help

    Sources and uses for the following: Radio waves Microwaves Infrared Waves Visible Light Waves Ultraviolet Waves X-Rays Gamma rays

    asked by Unknown
  99. Algebra 1

    Can Someone Check My Answer The table shows the amount of money (in dollars) spent by a household on plants and flowers for certain years. Describe the rates of change in the number of dollars spent during the time period. Year 2001 2002 2003 2004 2005

    asked by Mary
  100. history

    I'm having a debate about gay marriage. & I'm arguing that people should have the right to marry who they please because church & state are separate & the constitution grants people rights, including marriage rights. If my opponent says then if everyone

    asked by sarah
  101. Chemistry

    How can you tell that CO2 has a dipole moment while O2, N2, and HCL does not?

    asked by Zoe
  102. Statistics

    A bank is testing a new method for getting delinquent customers to pay their past-due credit card bills. The standard way was to send a letter (costing about $0.45) asking the customer to pay. That worked 30% of the time. The bank wants to test a new

    asked by Penny
  103. statistics

    there are 35 members in a sports club. If an election is to be held to pick 4 officers; president, vice president, treasurer, and secretary, how many different lists of officers could result?

    asked by Amy
  104. Math

    Please help explain how to get answer! -8.6*14.6-5.3/[(-19.4)-8.6]/(-2.9)*6.3-(-9.5)

    asked by Cherie
  105. Chemistry

    Hydrogen, H2(g), is below silver metal in the activity series of the metals. Will the following reaction occur or not occur: Ag(s) + H+(aq)  ??? Explain why or why not.

    asked by Anonymous
  106. ALGEBRA 2 help please would appreciate

    for the equation -4x-8y^2=0,give the focus and directrix.then sketch the graph, showing both the focus and the directrix. please show all the step thank you.

    asked by lisa
  107. Algebra 2

    Evaluate the determinant of each matrix. 1 2 3 3 1 0 1 2 1

    asked by Anonymous
  108. Algebra 1 Question

    How do I graph x + y = 0?

    asked by Anonymous
  109. Math

    What size rectangular floor can be completely covered by using only 3x3 or 5x5 ft tiles? You can't cut tiles or combine the two tile sizes.

    asked by Hero
  110. statistics

    if n=30 and p=.23 what is P(20,x,23)= and P(x.23)=

    asked by Amy
  111. algebra

    How do i solve an equation when there is a variable on both side of = and the two constants are equal x-16 = 16-2x 7-2x = 2x-7 The answer in both cases seems to = 0

    asked by Bob
  112. Math

    I am a number between 300-600. When you add my digits together, I am greater than 11 but less than 16. what number (s) am I?

    asked by Tara
  113. 3 Inequality questions, (Algebra 1)

    1) -2/5x-9

    asked by Gabby
  114. alGEBRA 2 help please would appreciate

    for the equation -4x-8y^2=0,give the focus and directrix.then sketch the graph, showing both the focus and the directrix. please show all the step thank you.

    asked by lisa
  115. Statistics

    Consider the following ANOVA experiments. (Give your answers correct to two decimal places.) (a) Determine the critical region and critical value that are used in the classical approach for testing the null hypothesis Ho: ì1 = ì2 = ì3 = ì4, with n = 23

    asked by Mike
  116. Algebra 1 Question (Kuai)

    How do I graph y = 2x squared -7?

    asked by Anonymous
  117. informal logic

    Which of the following may not qualify as a falsifiable claim? (Points : 1) Your luck will improve. Your house will be sold tomorrow. Granite is more dense than sand. Smoking may cause heart disease.

    asked by john
  118. math

    To solve 3/4 divided by 2/5, Elisha writes, 3/4 divided by 2/5 is the same as 15/20 divided by 8/20. So the answer to 3/4 divided by 2/5 is the same as 15 divided by 8. 1. Is Elisha's first claim, that 3/4 divided by 2/5 is the same as 15/20 divided by

    asked by anonymous
  119. math

    a bicycle has a diameter of 30m. it rotates 4 revolution per a second. what is the period?

    asked by sarrah
  120. help...

    Identify the facilities and amenities of disney cruise lines.

    asked by Jason
  121. Accounting - please check my answers

    Dogwood florist opened a business January 1st 2010. During 2010, they had the following transactions and economic events. For each of the transactions and economic events prepare the adjusting entries and show the related transaction entries at the date

    asked by Jess
  122. math

    To solve 3/4 divided by 2/5, Elisha writes, 3/4 divided by 2/5 is the same as 15/20 divided by 8/20. So the answer to 3/4 divided by 2/5 is the same as 15 divided by 8. Is Elisha's first claim, that 3/4 divided by 2/5 is the same as 15/20 divided by 8/20,

    asked by anonymous
  123. Biology 20

    I'm using chromatography to identify compounds in a leaf extract for a lab, and one of the evaluation questions is 'Suggest a step that could be added to the procedure to isolate a specific compound for chemical testing.' What step could I use?

    asked by Erika
  124. maths

    how to o the factorization method for the equation 2xspuare+x+1=0

    asked by jafar sadiq
  125. math

    Solve 7/8 x = 42

    asked by Zoel
  126. Chemistry

    Which of these processes will lower the glass transition temperature of a glass? *Increase the cooling rate *Decrease the cooling rate *Increase amount of network modifier *Decrease amount of network modifier *Quench the glass to cool the surfaces quickly

    asked by youlifex
  127. Algebra

    How do I solve for the roots of this quadratic equation: 3x^2-7x ---------=3 2

    asked by Karli
  128. biology

    what is one example of a specific case used by scientists for organ cloning?? (therapeutic cloning)

    asked by jason
  129. Math

    (1/2)+3/5 /[9/10-(-3/5)]= I got 1.5 is this correct? If not could you please show me how to do this? If Steve answers thank you so much for all your help you are awesome:))

    asked by Cherie
  130. sciece

    what is mass wasting?

    asked by mikel
  131. stats

    The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown in the following table. Do these data provide evidence to reject the null hypothesis that ƒÏ = 0 in favor of ƒÏ ‚ 0 at

    asked by sarah
  132. distance

    What is the distance between poles 10-20 if it is 300' between 1-5?

    asked by twm
  133. Algerbra

    Divide (x^6-13x^3+42)/(x^3-7) Please show me how to work the problem

    asked by Vanessa
  134. Math- urgent

    One more than 3 times a number is the same as 5 times the number, decreased by 15. Find the number. • Assign the variable • Write an equation • Solve equation

    asked by Sarah
  135. English

    What does it mean to take something "to heart?"

    asked by Anonymous
  136. Language arts

    How did the events in Edgar Allan Poe's life affect his writing?

    asked by Anonymous
  137. Math

    1. Corina and Drew want to determine the height of a signpost that is next to their house. However, the signpost is too tall to measure. They decide to use their shadows and compare them to the shadow of the signpost. At 4:00 Pm, Corina measures Drew's

    asked by Jerald
  138. books Hamlet

    I need to identity three siutaions that Hamlet, Laertes and Fortinbras all share. I have one situation that they all share which is where all of their fathers are dead. I need two more, but I don't see any in the book. if anyone knows any helpful sites or

    asked by Danny
  139. English

    Indicate if the excerpts are written in First Person or Third Person: 1. I watched Jason as he took his time putting on the roller skates. why had he told LeTenna he could really skate? I noticed that she had not been that impressed. Why did Jason always

    asked by cici
  140. math

    Solve the equation. 5 1 -4 2 -3 -5 X= 5 7 2 -6 2 5 The numbers are supposed to be matrices. I'm not sure how I would solve the problem

    asked by Anonymous
  141. PHYSICS

    A velocity selector consists of electric and magnetic fields described by the expressions vector E = E k hat bold and vector B = B j hat bold, with B = 0.0140 T. Find the value of E such that a 670 -eV electron moving along the negative x axis is

    asked by help!!
  142. English

    Place sentences in time order: 1. Immediately he rushed past the dogs and stormed into the cabin 2. Then, as Noni came close to the cabin he panicked 3. At last, he rushed out the front door with them, flinging them into the snow. 4. After a while, Noni

    asked by cici
  143. Math/Infinity

    Split the natural numbers into three sets A, B, and C so that the sets have nothing in common, they each are countably infinite, and A U B U C = the set of natural numbers. So here's what I got A: 2,4,6,8,10... B:1,3,5,7,9... C: ? I don't know what to do

    asked by Jessica
  144. calculus

    i need help with proving five steps of l hospitals rule for (ex^2-1)/x

    asked by carolyn
  145. geometry

    a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps

    asked by jim
  146. Science 😆

    I need help finding a weather report that references a current .

    asked by Anabelle
  147. Economics

    The purpose of advertising & other forms of non-price competition by a firm is to shift the Demand curve to the A)Right B)Left & A)Make it more elastic B)Make it more inelastic What is the reason behind the answer?

    asked by Morgan
  148. Science

    Find a weather repot that references a current

    asked by Anabelle
  149. Math

    1. Corina and Drew want to determine the height of a signpost that is next to their house. However, the signpost is too tall to measure. They decide to use their shadows and compare them to the shadow of the signpost. At 4:00 Pm, Corina measures Drew's

    asked by Jerald
  150. physices

    an object is falling freely from rest of height of 65m above the ground what is the height of the object from the ground in meter when it reaches velocity of 20m/s?

    asked by mj
  151. Math

    Which tiles can be used to cover a 12 by 12 floor? A.2 by 2 B.3 by 3 C.4 by 4 D.5 by 5 Which tiles can be used to cover a 9 by 9 floor? A.2 by 2 B.3 by 3 C.4 by 4 D.5 by 5

    asked by Anonymous
  152. math

    what is the unit of 120mi using 3gal

    asked by Anonymous
  153. Animal Farm (civics)

    True o False Both times that the windmill was destroyed was actually because of an earthquake. i known 1 time was caused by an earthquake by i forgot the other time

    asked by Anonymous
  154. Pre-calc Solve logarithmic

    ln sqrt(x-8)= 5 I would like help to solve this what i did was to take away the square root i squared both sides coming up with (ln sqrt(x-8))^2= (5)^2 ln(x-8)=25 am i alowed to do this with ln in the equation? then i subtract 8 from both sides ln x = 17

    asked by Marcos
  155. Math Reasoning

    the sum of 2 odd number is 42 they are both prime numbers and the difference of the two numbers is 16 what are the 2 numbers? A. 20 and 22 B. 17 and 25 C. 9 and 33 D. 13 and 29

    asked by Anonymous
  156. English

    Place sentences in time order: 1. Immediately he rushed past the dogs and stormed into the cabin 2. Then, as Noni came close to the cabin he panicked 3. At last, he rushed out the front door with them, flinging them into the snow. 4. After a while, Noni

    asked by cici
  157. Calculus-concavity and graphing

    (2x+1)/(8x+1) f is increasing for x: f is decreasing for x: find local max/min:

    asked by Sara
  158. algebra solving log equations

    n sqrt(x-8)= 5 I would like help to solve this what i did was to take away the square root i squared both sides coming up with (ln sqrt(x-8))^2= (5)^2 ln(x-8)=25 am i alowed to do this with ln in the equation? then i subtract 8 from both sides ln x = 17

    asked by Marcos
  159. statistics

    Are these using nCr? If not what formula do I use? P(20,x,23)= P(x.23)=

    asked by Amy
  160. URGENT-economics

    How do you find the equilibrium price & level of output give Demand Data: P & Quantity Demanded Cost Data: Output & Total cost

    asked by Jame
  161. Statistics

    Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a senator claims that more than 63% of adult women favor stricter gun laws. A recent telephone survey of 1026 adult women by IBR

    asked by Motu
  162. Math

    What information do you need to see if triangles are similar? Same lengths What other information what you need

    asked by Jerald
  163. Math

    How do I work out:if life expectancy of male is 78.9 and female is 83.6. Life expectancy is % lower than female. What is formula please

    asked by Liz
  164. Statistics p-value

    Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a senator claims that more than 63% of adult women favor stricter gun laws. A recent telephone survey of 1026 adults by IBR Polls

    asked by Motu
  165. History

    Which group creates the largest land empire in the 12th and 13th century? Chinese Mongols Muslims Russians I say, Muslims. Is this correct??

    asked by JJ
  166. math

    how do I do this problem 3x-3=x-4

    asked by Imari
  167. Math

    1c. At 11:00 AM Corina's shadow is 40 inches long. How long is Drew's shadow? HOw long is the signpost's shadow? Explain. Drew's shadow is 17 inches?

    asked by Jerald
  168. ms. sue

    ms. sue how do i start a thesis statement for participant observation i need to define it?

    asked by Mohammad
  169. algebra

    The sample size needed to estimate the difference between two population proportions to within a margin of error E with a confidence level of 1- alpha can be found by using the equation shown below. Replace n1 and n2 by n and solve for n. E= z alpha/2

    asked by Mario
  170. computers

    so sorry:( it was suppose to be BYOD not BYOB....bring your own device.

    asked by mary
  171. Algebra

    how would you solve these two equations. ln x + ln(x+1)=1 ln(x+5) = ln(x-1) - ln(x+1)

    asked by Kyle
  172. Algebra 1 Question

    How do I graph y = 2x squared -7?

    asked by Anonymous
  173. Derivative

    I need to find the derivative of (x) / (x^2 +1) I got x^2 + 1(1) - x(2x) all divided by (x^2 +1)^2. Now I just need to simplify it and I think I'm complicating things for myself. The final function I ended up with the first time around was (-2x^2) / (x^2+

    asked by Anonymous
  174. statistics

    they gave me n=30 and p=.23 to get the answers for P(20,x,23)= and P(x.23)= Im just having a hard time with all of this

    asked by Amy
  175. physics

    Imagine a frictionless perfectly straight tunnel which runs from Boston (USA) to Delhi (India). We release (at zero speed) an object in the tunnel in Boston. Assume that the Earth is a perfect sphere with radius 6.4*10^3 km, with a mass of 6.0*10^24 kg and

    asked by ASD
  176. chemistry

    calculate the molar mass of a liquid if .955grams of its vapors occupy 2.50Liters at 200 Celsius and 45 torr

    asked by Sara
  177. geometry

    a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps

    asked by jim