Questions Asked on
April 8, 2016

  1. life orientation

    conlunsion about agrument of human rights violations

    asked by Anonymous
  2. History

    Which region of the country was a beneficiary of deindustrialization during the 1970s? A. Northeast B. Southwest . C. Midwest S,northwest My answer is Northeast

    asked by Angie
  3. mathematics

    area of rhombus is 84m2.if its perimeter is 40m,then find its altitude

    asked by gautam
  4. Algebra 1

    Multiply and simplify n^-4•n I can't figure it out. I can't seem to follow steps Thanks.

    asked by clary
  5. statistics

    A committee of 4 person is to be appointed from 7 men and 3 women, what is the probability that the committee contain exactly 2 women. At least one man.

    asked by chioma
  6. statistics

    A committee of 4 person is to be appointed from 7 men and 3 women, what is the probability that the committee contain exactly 2 women. At least one man.

    asked by Anonymous
  7. Chemisty

    Based on the standard analytical practice during a titration of taking pH-volume measurements every 0.3 pH units, how many measurements should you take between the addition of 5mL and 7.5mL of titrant, a) in the titration of a 10mL aliquot of standard

    asked by Jeff
  8. Chemistry

    Why is the equivalence point pH of the HCl-TRIS titration = 4.6?

    asked by Jeff
  9. Stats

    {Exercise 7.11} The following data are from a simple random sample. 3, 8, 11, 6, 11, 15 What is the point estimate of the population mean? 9 What is the point estimate of the population standard deviation (to 1 decimal)?

    asked by emily
  10. Math

    9x+5y=9 12x+8y=12.8

    asked by cassie
  11. physiçs

    What precautions shouĺd i apply when doing a coefficieñt of friction.force applied to a blocķ on a hořizontal plane?

    asked by Anonymous
  12. Physics

    1 m pendlum on Earth has a period of 2 s. What would it's period be on the moon where the acceleration due to gravity is 1.63 m/s2 ?

    asked by Aminah
  13. Algebra

    Can someone show me how to Simplify the radical expression. square root 363 - 3 square root 27 (in steps please)

    asked by GummyBears16
  14. elementary quantitative methos

    a businesswoman wants to invest the same sum of money at th same of each quarter for 5 years.the investment will earn 8,5 percent interest per year,quarterly compounded. In order to have accumuated a total of R30000 at the of five years,what will the

    asked by irvin spies
  15. elementary quantitative methos

    when buying their home,the Lee family takes out a 15 year loan. Their monthly payments are R5842the interested rate is 10,5 percent per annum,compounded monthly.the amount of money they borrowed were?

    asked by irvin spies
  16. elementary quantitative methos

    andrew bought a flat of R240000,he made a down payment of R100000 and obtained a 20 year mortgage bond for the balance at an interest rate of 19,5 percent per annum,compounded monthly,what is his montly payment?

    asked by irvin spies
  17. elementary quantitative methos

    with reference to previous question,what is the outstanding principle at the beginning of the second year,rounded to the nearest rand

    asked by irvin spies
  18. elementary quantitative methos

    still part of the same Q, After 8 years the interest rate drops to 18percent p.a,compounded monthly and the present value of the loan is R128 951.39. What will his new monthly payments be?

    asked by irvin spies
  19. physics

    1. A typical household circuit is capable of carrying 15.0 Amps of current at 120 V before the circuit breaker will trip. How many 1500-W hair dryers can run off one such circuit? In the rush to get ready for lecture, a physics professor leaves the hair

    asked by Jay
  20. physics

    How much will it cost you (in cents) to operate a 29 Ω electric skillet on a standard 120 V outlet for 5 hours and 36 minutes? The unit price for electrical energy in this case is 7.350 cents/kWh.

    asked by Jay
  21. Physics

    In a chase scene, a movie stuntman runs horizontally off the flat roof of one building and lands on another roof 2.0 m lower. If the gap between the buildings is 4.8 m wide, how fast must he run to cross the gap?

    asked by Megan
  22. physics

    A 3580 Hz tuning fork is sounded at the same time that a note on a piano is struck. You hear 8 beats/s. You loosen the string slightly and now hear 12 beats/s. What is the frequency of the vibrating piano string now after the loosen ing?

    asked by Jay
  23. physics

    Two tuning forks are sounded together. One has a frequency of 741 Hz and the other a frequency of 715 Hz. Calculate the beat frequency that would be produced.

    asked by Jay
  24. Physics

    A rock is thrown directly upward from the edge of the roof of a building that is 40.2 meters tall. The rock misses the building on its way down, and is observed to strike the ground 4.00 seconds after being thrown. Neglect any effects of air resistance.

    asked by Megan
  25. science

    a rectangular piece of wood measuring 20cm by5cm by3cm weighs 900kg.find the greatest pressure the piece of wood can exert if placed on a table

    asked by Dominic
  26. math

    what is the product of -24 and -20

    asked by little dark one
  27. Physics

    You allow yourself 34 min to drive 26 mi to the airport, but you're caught in heavy traffic and average only 15 mi/h for the first 13 min . What must your average speed be on the rest of the trip if you're to make your flight?

    asked by Megan
  28. Physics

    You can run 8.0 m/s , 20% faster than your brother. How much head start should you give him in order to have a tie race over 90 m ?

    asked by Megan
  29. chemistry

    1.how to prepare a)200ml of a 4MHCl? b)100ml of a 1.5NaOH?

    asked by kanika
  30. physics

    Periodic waves spread out over the surface of a lake where two women, Jenny and Melissa, are fishing in separate boats 65 meters apart. Each woman's boat bobs up and down 19/min. At a time when Jenny's boat is at a crest, Melissa's boat is at its lowest

    asked by Jay
  31. physics

    The length of the B string on a certain guitar is 60.0 cm. It vibrates at a fundamental frequency of 246.0 Hz. What is the speed of the transverse waves on the string?

    asked by Jac
  32. physics

    A particular wire, fixed at both ends, "resonates" in 2 "loops" and has a frequency of 102 Hz. What is the fundamental frequency?

    asked by Jac
  33. Physics

    You're an investigator for the National Transportation Safety Board, examining a subway accident in which a train going at 88 km/h collided with a slower train traveling in the same direction at 22 km/h . Your job is to determine the relative speed of the

    asked by Megan
  34. Physics

    An ice skater is gliding along at 2.1 m/s , when she undergoes an acceleration of magnitude 1.4 m/s2 for 3.0 s. After that she's moving at 6.3 m/s . Find the angle between her acceleration vector and her initial velocity vector.

    asked by Megan
  35. Physics

    The position of an object as a function of time is r⃗ =(3.2t+ 1.8 t2)i^+(1.7t− 2.4 t2)j^m, where t is the time in seconds. Find the object’s magnitude of the acceleration. What is the direction of the acceleration?

    asked by Megan
  36. Physics

    A flock of geese is attempting to migrate due south, but the wind is blowing from the west at 5.4 m/s . If the birds can fly at 7.9 m/s relative to the air, what direction should they head?

    asked by Megan
  37. Science

    potassium metal reacts with water to give potassium hydroxide and hydrogen gas How to balance this equation with proper steps?

    asked by Rohan
  38. Physics

    An arrow fired horizontally at 45 m/s travels 26 m horizontally. From what height was it fired?

    asked by Megan
  39. English

    1. When our eyes met, I was on cloud nine. 2. When our eyes met, I was very happy. (Do you use Sentence 1 frequently?)================ 3. It snowed a lot yesterday. 4. It snowed much yesterday. (Can we use both expressions? Which one is commonly used?)

    asked by rfvv
  40. Physics

    You throw a baseball at a 45∘ angle to the horizontal, aiming at a friend who's sitting in a tree a distance h above level ground. At the instant you throw your ball, your friend drops another ball. The two balls will collide, no matter what your ball's

    asked by Megan
  41. English

    1. It was thought that the pupil was a round object much like an apple. 2. It was thought that the pupil was a round object which was much like an apple. ------------------- What is the meaning of "much like"? What other expressions can we use instead of

    asked by rfvv
  42. linear equation in one variables

    The organisers of an essay competition decide that a winner in the competition gets a prize of Rs 100 and a participant who does not win gets a prize of Rs 25. The total prize money distributed is Rs 3,000. Find the number of winners, if the total number

    asked by sunil
  43. linear equation in one variables

    Sum of the digits of a two- digit number is 9. When we interchange the digits, it is found that the resulting new number is greater than the original number by 27. What is the two- digit number?

    asked by sunil
  44. math

    One of the two digits of a two digit number is three times the other digit. If you interchange the digits of this two- digit number and add the resulting number to the original number, you get 88. What is the original number?

    asked by sunil
  45. physics

    Find dy/dx when y=e^nx

    asked by pankaj
  46. Neutons Thrid law

    3. A force of 36 N gives a mass m1 an acceleration of 4.0 m/s2. The same force gives a mass m2 an acceleration of 12 m/s2. What acceleration will this force give to m1 and m2 if the two masses are fastened together? {3.0 m/s2}

    asked by Jen
  47. mechanics of machines

    A car of mass 600 kg reduces speed from 90 km/h to 54 km/h in 15 seconds. Determine the braking power required to give this change of speed.

    asked by Dennis
  48. math

    if i deposit inr 1000 monthly for 35 years what will be the amount after 35 years ?

    asked by gerald
  49. Social Studies

    Which of the following best shows the changing information control in China since the 1960s? A. Education is an important part of Chinese life. B. The government controls what newspapers can publish. C. Independent business owners can start new companies.

    asked by Scarlet
  50. Maths help!! me

    if two distinct chords drawn from the point (a,b) on the circle x2+y2=ax+by when ab=0 are bisected by the x-axis prove that a2=8b2 help me please i don,t know it

    asked by philip!!!
  51. Physics

    An object is thrown directly up (positive direction) with a velocity (vo) of 20.0 m/s and do= 0. How high does it rise (v = 0 cm/s at top of rise). Remember, acceleration is -9.80 m/s2.

    asked by emanuel
  52. statistics help

    the average of USA university vice chancellors are normally distributed with mean 57 and variance 225.if a vice chancellor is chosen at randon what is the probability that his/her age is (a):more than 52years [b):less than 48years (c):between 40 and 64

    asked by luiz
  53. Chemistry

    If a Gas occupies 200.0 Ml at 400 k, what volume wiall it occupy at 400 K?

    asked by Tory
  54. Chemistry

    A Balloon is inflated to 1.78 L inside a store that has its air conditioner set to 20 C What volume must the balloon be able to hold so as not to burst when it is taken outside into the 32 C summer heat?

    asked by Tory
  55. GEOMETRIC SEQUENCES

    Harper buys a car in 2007 for $20000. Each year,the car decreases in value by 18%. How much will the car be worth in 2012? round to the nearest cent Is the common ratio 0.18? If not please help me

    asked by Munna
  56. mechanics of machines

    A vehicle travelling at 29m/s on a level road surface which curved to a radius of 50m about to overturn The centre of gravity at centre of the 1.5m track. a. At what height is the centre of gravity b. At what velocity could the vehicle negotiate the same

    asked by Dennis
  57. physics

    What is the maximum walking speed of an adult man whose legs are each 1.2 m long?

    asked by aram
  58. Error corrected from last post here it is help!!!

    If two distinct chords drawn from the point (a,b) on the circle x^2+y^2=ax+by when ab not equal to zero are bisected by the x-axis prove that a^2=8b^2

    asked by Philip
  59. Consumer math Help please

    You (or your parents) purchase a new car for $16,725.00 plus 6.15% sales tax. The down payment is $1,400.00 and you (or your parents) have an average credit rating. How much interest is accrued after the first month? Average Credit score APR (%)- Secured

    asked by Brianna
  60. math {sequences}please help

    Sequences 1. 14, 19, 24, 29,… a. Geometric, 34,39,44 b. Arithmetic,32,36,41 c. Arithmetic, 34, 39, 44 ** d. The sequence is neither 2. -4, 8, -16, 32, . . . . a. Arithmetic , 64, 128, 256 b. Geometric, -64 , 128, -256 ** c. Geometric, -48, 64, -80 d.

    asked by UNKNOWN
  61. Math Help!!!

    15. A survey about the student government program at a school finds the following results: 110 students like the program. 120 students think the program is unnecessary. 210 students plan on running for student government next year. If a circle graph were

    asked by Nausicca
  62. social study

    What is compound family

    asked by best
  63. math

    I never really do this but...can someone help me with these? 6. (4x^2 - 2x - 1) - (-3x^3 + 2) A. -3x^3 + 4x^2 - 2x + 1 B. -3x^3 + 4x^2 - 2x - 3 C. 3x^3 + 4x^2 - 2x + 1 D. 3x^3 + 4x^2 - 2x - 3 ___ 8. f^2 * f^4 A. (2f)^8 B. (2f)^6 C. f^8 D. f^6 ___ 9. 11^12

    asked by aca math test help
  64. English

    Which of these is a kenning? A. salt-stream B. lovely ornaments C. mead-hall D. oaths you swore I chose A. Salt-stream Am I correct?

    asked by Justine
  65. case

    If one of salicylic acid has a mass of 0.2g calculate the mass of aspirin that should be formed?

    asked by tarain
  66. ela connections academy lesson4 unit 3

    Does anyone know this lesson?? answers???

    asked by haha help
  67. algebra

    in equation x - 1/x ________ x + 1/x My answer key said the answer was x squared -1 _____________ squared + 1 I'm wandering why it wouldn't simply be x-1 ______ x+1

    asked by Mr Clugston
  68. Mathematics

    what is the time and half a rate for postal worker who regulary earns $11.75 an hour

    asked by Mooky
  69. Algebra 1

    Latoya has a job transporting soft drinks by truck. Her truck is filled with cans that weigh 14 ounces each and bottles that weigh 70 ounces each. There is a combined total of 800 cans and bottles in her truck. Let x be the number of 14-ounce cans in her

    asked by Jamal
  70. Algebra 1-HELP!

    Factor completely. 32a^2+96a+72 I tried to work it our but I can't seem to get the correct answer. Thanks!

    asked by Claritza
  71. general

    I know it's a stupid question , does the new version of whatsapp has to with the person recieving the message but not seeing it

    asked by anonymous
  72. Math w/business apps

    How much should be invested at 6% compounded monthly so that the investment will be worth $20,000 in six years?

    asked by Lori
  73. Algebra

    Two workers, if they were working together, could finish a certain job in 12 days. If one of the workers does the first half of the job and then the other one does the second half, the job will take them 25 days. How long would it take each worker to do

    asked by Hansel
  74. Help! Algebra 1

    Factor completely. 32a^2+96a+72 I tried to work it our but I can't seem to get the correct answer. Thanks!

    asked by Claritza
  75. geometry

    find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.

    asked by Abigail
  76. History

    1. Abraham Lincoln cause four states to join the confederacy by _____ A. Declaring War B. Firing on Fort Sumter C. Emancipating the enslaved people D. Calling for troops*** 2. What Confederate capital was only about 100 miles from Washington D.C.? A.

    asked by Dylan
  77. math

    find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.

    asked by Abigail
  78. Math

    A ladder is leaning up against a wall. The ladder touched the wall 5ft up. The ladder is 6ft Long. A) Draw a picture and label all of the values B) What is the angle that is made between the ladder and the ground? C) How far away from the wall is the

    asked by Britt
  79. Math 10- Relations & Functions

    1) write the following with two variables: F (x) = 4x - 8 2) Write the following function in notation: C= 14n + 5 3) Fow the following function, F (x) = 8x + 12: a) F (x) = 132 b) F (6)

    asked by Bratt
  80. math

    calculate the rate percentage per year if $3240 is paid as intrest on 12000 for 2 and a half years

    asked by Amanda
  81. History

    14.)What caused women to want to get involved in social reform during the 1830's? A.)Pressure from their husbands and other men B.)The social need to belong to a women's group C.)The desire to have some level of power in society*** D.)The belief that it

    asked by Broward
  82. History

    5.)Which of the following statements is most correct when comparing the Second Great Awakening with the First? A)The Second Great Awakening was smaller in size but more influential than the First Great Awakening. B)The Second Great Awakening was both

    asked by Broward
  83. History

    12.)How did Transcendentalists try to make their ideas part of daily life? (1 point) A.)by attempting to create perfect communities, or utopias*** B.)by creating group farms, such as Brook Farm in Massachusetts C.)by establishing a church-­centered

    asked by Broward
  84. Chemistry

    Combine the Ksp and Kf equilibria for AgCl and Ag(NH3)2+ respectively and demonstrate Hess's law to determine the equilibrium constant for the dissolution of AgCl in NH3. AgCl + 2NH3 --> Ag(NH3)2 + Cl- K= (Ksp)(Kf) If there is only one mole of both AgCl

    asked by Kaitlin
  85. History

    11.)What is the name of the American literary movement that was most active in the 1830's and 1840's? A.)Naturalism B.)Realism C.)Romanticism D.)Transcendentalism*** D?

    asked by Broward
  86. Math

    The cost for a business to make greeting cards can be divided into one-time costs (e.g. a printing machine) and repeated costs (e.g. ink and paper). Suppose the total cost make 500 cards is $1,100, and the total cost to make 650 cards is 1,400. What is the

    asked by Dylan
  87. Algebra 1-HELP!

    Fill in the missing values in the given table f(x)=6x-1 x f(x) 4 ? Any help would be great!

    asked by Claritza
  88. History

    10.)Which answer correctly lists some of the limits placed on early women's reform efforts? A.)Women could only be leaders in reform groups focused on women's rights. B.)Women could only join reform groups if they were invited and sponsored by their

    asked by Broward
  89. Sociology

    I'm stuck on this part of a question I have. Any help would be appreciated. What is anomie and its connection to norms? Discuss what types of events would create anomie on a national or worldwide scale.

    asked by chemanasa
  90. History

    9.)Which women's rights leader worked with Elizabeth Cady Stanton to form the national woman suffrage association? A.)Susan B. Anthony B.)Frederick Douglass C.)Lucretia Mott*** D.)Sojourner Truth C?

    asked by Broward
  91. Math

    An ice cream cone is 5 inches high and has an opening 3 inches in diameter. It is filled with ice cream and then given a spherical top. How much ice cream is there? The top part is 1/2 of a sphere.

    asked by Ashley
  92. Science

    A chemistry teacher needs to prepare 750 ml of a 2.5M solution of Potassium iodide for a lab. How many grams of potassium iodide will be needed to make the solution?

    asked by Ane
  93. Elementary education

    A napkin ring is being made of cast silver. It has the shape of a cylinder 1.25 inches high, with a cylindrical hole 2 inch in diameter and a thickness of 1/16 inch. How many ounces of silver are needed? [silver weighs 6 ounces per cubic inch]

    asked by Ashley
  94. History

    13.)Which factor influenced the development of Transcendentalism? A.)Disapproval of slavery & Indian reservations. B.)The acceptance of temperance by a majority of Americans C.)The establishment of large, prestigious universities in New England

    asked by Broward
  95. History

    11.)What is the name of the American literary movement that was most active in the 1830's and 1840's? A.)Naturalism B.)Realism C.)Romanticism D.)Transcendentalism*** D?

    asked by Broward
  96. ATTENTION TEACHERS AND STUDENTS

    Mrs. Matthew called me stupid for not knowing the answer to this so...May I please get some proper help? The cost for a business to make greeting cards can be divided into one-time costs (e.g. a printing machine) and repeated costs (e.g. ink and paper).

    asked by Dylan
  97. Health

    Alcohol abuse can cause scarring of the liver, which is called? A. alcoholism B. detoxification C. cirrhosis D. addiction

    asked by =)
  98. Chemistry

    A Partially weather balloon has a volume of 195 L at a pressure of 0.993 atm. What will be the pressure in the balloon when it is inflated to a volume of 7500 L? (assume to temp. change)

    asked by Sean
  99. P.E.

    2. The brain and spinal cord make up the A. Reflex Pathway B. Peripheral Nervous System C. Central nervous system D. The fight-or-flight response 3. Uncontrolled muscle spasms due to a flood of brain activity are called A. Paralysis B. A coma C. Meningitis

    asked by HELP ME PLEAAASEEEE
  100. career

    Does UJ university offer Journalism caurse.

    asked by Fortune
  101. Biology

    If plants need oxygen for cellular respiration, then why do plants release oxygen into the atmosphere? More oxygen is produced during photosynthesis than the plant needs for cellular respiration, so the plant needs to release the extra oxygen. Plants need

    asked by SkatingDJ
  102. tech

    which of the following colors schemes include grey white black and grey

    asked by kaleb
  103. Math

    Sally is filling glass containers in the shape of cylinders with different colors of sand. Each cylinder has a radius of 4 inches and a height of 8inches. Sally has 1,000 cubic inches of sand. How many containers can she fill completely.? plz I really need

    asked by sam
  104. Math

    Hi, has anyone taken the Lesson 5: Drawing Triangles Quiz. If so would anyone be as so kind to give me the answers or help me out a little? Thxs

    asked by Just a boy who needs help
  105. Math

    A 1963 Chevy Bel Air a classic car today, cost $2400 new in mid 1963. How much would that be in 2012 dollars?

    asked by Kevin
  106. Math

    Hi again, has anyone taken the Lesson 20: East and Southeast Asia Unit Test cause im freaking out cause its so hard. Anyone, plz help me.

    asked by Just a boy who needs help
  107. Math

    Sally is filling glass containers in the shape of cylinders with different colors of sand. Each cylinder has a radius of 4 inches and a height of 8inches. Sally has 1,000 cubic inches of sand. How many containers can she fill completely.? plz I really need

    asked by I REALLY NEED HELP
  108. PE

    2. The brain and spinal cord make up the A. Reflex Pathway*** B. Peripheral Nervous System C. Central nervous system D. The fight-or-flight response 3. Uncontrolled muscle spasms due to a flood of brain activity are called A. Paralysis B. A coma C.

    asked by HELP ME PLEAAASEEEE
  109. physics- help me please

    Suppose you have two cubic meters of uranium, four cubic meters of lead, four cubic meters of copper. Rank them by mass, from smallest to largest. a)lead, copper, uranium b)uranium, copper, lead c)copper, uranium, lead d)uranium, lead, copper can someone

    asked by anna
  110. physics- help me please

    The pressure at the bottom of a glass filled with water (ρ = 1000 kg/m3) is P. The water is poured out and the glass is filled with mercury (ρ = 13.6 ✕ 103 kg/m3). The pressure at the bottom of the glass is now which of the following? a)equal to P

    asked by anna
  111. simultaneous equation

    x^2+y^2-2xy=21 x^2+2xy-8y^2=0 find x and y help me plz

    asked by david!!!
  112. English

    Need help making 2 words, 5&6 letters each, out of these letters kasimaalemts.

    asked by Bev Holdsworth
  113. Science Please help ASAP

    which geologic feature is most likely to form at a mid-ocean ridge? Peninsula Volcano Delta Plateau Thanks!

    asked by random person who probly takes the same class as you
  114. ASL Help please ASAP

    8. A handshape story. (1point) A. uses the same handshape for most of the words. B. uses as many different handshapes as possible. C. explains the meaning of a handshape. D. is signed with both hands. I think it is D

    asked by Nausicca
  115. Science

    What is one condition that is necessary for a hurricane to form? Warm Ocean Water A strong Cold Front Cold ocean Water A strong warm front I think it's C but I want to make sure...

    asked by random person who probly takes the same class as you
  116. maths word problem help!

    A and B are two alloys of gold and copper,prepared by mixing metals in the ratio 7:2 and 7:11 respectively.if equal quantity of alloys are melted to form a third alloy C.find the ratio of gold and C show working thanks GOD bless

    asked by luiz
  117. trig

    The minute hand of a clock is 7 inches long and moves from 12 to 11 ​o'clock. How far does the tip of the minute hand​ move? Express your answer in terms of pi and then round to two decimal places.

    asked by sareen
  118. Sociology

    I could use some help on this question. I'd appreciate it. What is the connection between anomie and norms? Explain two things that could erode anomie?

    asked by JayI
  119. math

    A tourist starts to walk up a mountain path that is 31 miles long at the rate of 4 miles per hour. After walking for a while, he gets tired and decides to get a taxi. The taxi gets him to the top travelling at a constant speed of 50 mph. If the tourist

    asked by Anonymous
  120. math

    A pair of jeans was on sale −15% off the price, but when Bill came to buy them a month later the sale was over and he had to pay the regular price of $170. How much money did Bill lose?

    asked by Anonymous
  121. math

    The average test score of RSM students in September increased by 20%. In October it increased by another 15%. By what percent did the average score on the test increase during the two months?

    asked by Anonymous
  122. math

    By what percent will a fraction change if its numerator is decreased by 10% and its denominator is decreased by 50%?

    asked by Anonymous
  123. Algebra 1-HELP!

    use the law of exponents to simplify (6^3/8)^2/5

    asked by Claritza
  124. Calculus

    Find the volume of the solid obtained by rotating the region bounded by the curves y=cos(x), y=0, x=0, and x=π/2 about the line y=1.

    asked by Ayaka
  125. Physical Science

    Please check my answer!! I would be great if you could explain this to me a little as well... To find the amplitude, measure_____ a. the horizontal distance between consecutive positions b. the horizontal distance between a consecutive crest and trough c.

    asked by Becca
  126. Physics

    The total U.S. consumption of electricity in a particular year was 5.0 x 10^12 kilowatt-hours. What is the mass equivalence of this amount of energy? Show all calculations leading to an answer. How would I solve it?

    asked by Alea
  127. gum

    Which verb correctly completes the sentence? On the magazine cover, a baby with chubby cheeks __________ directly at the camera. A. smile B. smiles

    asked by liliana
  128. math

    How many cubic feet are there in a room 20' long × 12' wide, with a ceiling 8' high

    asked by jeremy
  129. gum help azap!!

    Which verb correctly completes the sentence? This essay __________ the history of the Olympics. A. describe B. describes

    asked by liliana
  130. Physics

    The isotope, Carbon-14 emits beta radiation and has a half live of 5730 years. How long will it take for the amount of radiation this gives off to drop by a factor of 4?

    asked by Alea
  131. Math

    Ms. Vellake loves to read. She read 522 hours in 29 weeks. If she read an equal number of hours each week, how many hours did she read each week?

    asked by Math
  132. Math

    calculate the rate percentage per year if $3240 is paid as intrest on 12000 for 2 and a half years. whats percentage pre year?

    asked by Amanda
  133. Algerba

    Solve: 2(4-4)+3r-4/2+4r-12+13s+5r+5(9-r)-6r+2(-4)-5(2s)+2(9+3r+2-3s = 57

    asked by Ally
  134. Chemistry

    Radium-223 nuclei usually decay by alpha emission. Once in every billion decays, a radium-223 nucleus emits a carbon-14 nucleus. Write a balanced nuclear equation for alpha emission. Write a balanced nuclear equation for carbon-14 emission.

    asked by Josh
  135. Chemistry

    A radionuclide undergoes alpha emission, and thorium-234 is produced. What was the original radionuclide?

    asked by Josh
  136. Chemistry

    If it takes 45 days for 80.0 mg of a particular radioactive isotope to decay to 10.0 mg what is its half-life?

    asked by Josh
  137. history

    Explain how fear of communism during the Cold War affected American society. How did this affect the balance between national security and civil liberties?

    asked by kayla
  138. Chemistry

    Radium-223 has a half-life of 11.4 days.Approximately how long would it take for the activity of a sample of 223Ra to decrease to 2.00 % of its initial value?

    asked by Josh
  139. Finance

    What is the monthly payment on $8,400 loan at 16.7% APR

    asked by Joel
  140. History

    1. What powers did Parliament have in the Bill of Rights? 2. Why was King James removed from the throne? 3. Do you think the people of England were more in favor of King William and Queen Mary in being the King and Queen than King James II? Why or nor why

    asked by Steve
  141. physics

    The lightbulb in the circuit shown in the figure has a resistance of 14 Ω and consumes 4.2 W of power; the rod is 1.18 m long and moves to the left with a constant speed of 2.9 m/s . The strength of the magnetic field is 2.2 T . Find the current that

    asked by jacob
  142. math

    The U-Drive Rent-A-Truck company plans to spend $8 million on 280 vehicles. Each commercial van will cost $25,000, each small truck $30,000, and each large truck $40,000. Past experience shows that they need twice as many vans as small trucks. How many of

    asked by susan
  143. History help

    Who supported or helped to carry out the government orders? was it the Young Turks?

    asked by jim
  144. math

    x0 what's another way of expressing it in perfect square terms?

    asked by bob
  145. History

    The Young Turks supported the Armenian Genocide event? on 1914 - 1918

    asked by jim
  146. History (one more question)

    Did anyone oppose or try to prevent this event (may be within the nation or another government opposing the event)?

    asked by jim
  147. Math

    A child invest $20,000 n a bond that pays 8% interest rate compounded semi-annually. How much money will there be in 18 yrs. (20000*(1+(0.082))^(2*18)=82078.65 Is this correct

    asked by PATRIS
  148. stats

    Suppose a certain species of fawns between 1 and 5 months old have a body weight that is approximately normally distributed with mean µ = 25 kilograms and standard deviation σ = 8 kilograms. Let x be the weight of a fawn in kilograms. Convert the

    asked by Anonymous
  149. MATH

    At the age of 50 Sally invested $60,000 at 7% interest compounded semiannually. How much will she have at age 50 (60,000*(1+(0.07/2))^2-1)

    asked by Petra
  150. Math

    Suppose a(x) = 3x - 7 and b(x) = 2 - x^3. Find a(b(3)) - b(a(3)). Thank you for helping me!

    asked by Annonymous
  151. Math

    Let f(x) = (3x - 7)/(x + 1. Find the inverse f^-1(x). Once again, thank you so much for helping me!

    asked by Annonymous
  152. Algebra

    Let A(t) = 3- 2t^2 + 4^t. Find A(2) - A(1).

    asked by Jau
  153. Math

    I need help with this problem. It says What is the reciprocal of 0.06? Would I change 0.06 to a fraction which is 6/100 and flip it over?

    asked by Jan
  154. Algebra

    Let x and y be real numbers. If (x+yi)-(2-3i)=-6+4i, what are the values of x and y?

    asked by Ana
  155. Algebra

    A bottle rocket launches into the air. The equation h=-16t^2+64t+9 gives the height of the ball, h in feet, as a function of t, number of seconds after launch. What is the maximum height the ball reaches? How many seconds does it take the ball to reach

    asked by John
  156. English

    I watched a serial on TV yesterday

    asked by Indrajit
  157. English

    1. Today, we will learn some yoga moves. 2. Today, we will learn some yoga movements. -------------- Can we use 'movements' instead of 'moves'? Which one do you use frequently? 3. Hold the tree pose for 30 seconds. 4. Keep the tree pose for 30 seconds. 5.

    asked by rfvv
  158. Math: Trigonometry

    For how many values of n with 0

    asked by Katie
  159. English

    1. Put your hands together. 2. Put together your hands. 3. Take your hands apart. 4. Take apart your hands. -------------------- Are they all grammatical? Is #3 the opposite of #1?

    asked by rfvv
  160. MATH

    The Olympic-size pool at the recreational center is a right rectangular prism 50m long and 25 m wide. The pool contains 3000m of water How deep is the water in the pool?

    asked by rish
  161. Calculus

    Reverse the order of the double integral (y+1) dx dy, where -1

    asked by Marie
  162. math

    7 2/3 - 1 1/2 of 3 1/3 * 3/4 = 23/3 - 3/2 x 10/3 * 3/4 = 10/3 * 3/4 = 10/3x4/3 = 10x4 / 3x3 = 40/9 = 23/3 - 3/2 = 37/6 = 6 1/6 ANSWER : 6 1/6

    asked by dawn
  163. Chemistry

    what mass of hydrogen chloride gas is required to produce 250 ml of hydrochloric acid solution with a pH of 1.57 pH 1.57 H3O = 10^-1.57= .027mol/L .027(4)= .108mol/L 36.46(.108)=3.9g

    asked by John