may

Popular questions and responses by may
  1. Math

    Which of the following options is an equivalent function to f(x) = 4(3)2x? A.f(x)= 36x B.f(x)= 4(9)x C.f(x)= 144x D.f(x)= 4(6x)

    asked on November 4, 2015
  2. Math question - plz correct

    Two airplanes leave an airport at the same time. One travels at 355km/h and the other at 450km/h. Two hrs later they are 800km apart. Find the angle between their courses. a^2 = b^2 + c^2 - 2bc Cos A 800^2= 450^2 + 355^2 - 2(450)(355) Cos A 640000= 202 500

    asked on May 27, 2008
  3. english

    In the poem Warren Pryor by Alden Nowlan, it says "his axe-hewn hands upon the paper bills aching with empty strength and throttled rage." I understand that it means that he wanted to work on the farm instead of in the bank, but could someone explain the

    asked on January 7, 2010
  4. Language Arts

    "The Third Wish" Quiz 1. Part A What internal conflict does Leita face in "The Third Wish"? -Leita enjoys being Mr. Peter's wife, but she deeply misses being a swan** -Leita is unhappy with the old King for turning her into a human -Leita does her best to

    asked on September 13, 2016
  5. math

    A high-speed elevator can rise 480 feet in 30 seconds. Which expression represents the rate, in feet per minute, of the elevator how do i get the answer

    asked on May 2, 2016
  6. geometry

    If a triangular prism and a cylinder have the same height and the same volume, what must be true about their bases? The triangular prism has a larger base than the cylinder. Their bases have the same area. The cylinder has a larger base than the triangular

    asked on March 31, 2020
  7. math

    If a ball is thrown directly upward with a velocity of 14 m/s, its height (in meters) after t seconds is given by y = 14t − 4.9t2. What is the maximum height attained by the ball? (Round to two decimal places.) ______ m After how many seconds is that

    asked on August 14, 2014
  8. math

    . At a concert, 20% of the audience members were teenagers. If the number of teenagers at the concert was 360, what was the total number of audience members?

    asked on May 3, 2016
  9. quantitative literacy

    Decide whether the following statement makes sense​ (or is clearly​ true) or does not make sense​ (or is clearly​ false. ​We're both single with no children and we both have the same total​ (gross) income, so we must both pay the same amount in

    asked on May 2, 2019
  10. Math

    mr frank has 1.03 kilograms of fertilizer for the plants in his nursery.he wants every plant to get 95 mg of fertilizer 4 times each year.what is the number of plants he could fertilize with that amount? how much fertilizer will he have left over?

    asked on May 10, 2017
  11. chemistry

    Calculate the minimum number of moles of Pb(NO3)2 required to start precipitation in 50.0mL of 0.15M ZnI2

    asked on April 2, 2012
  12. Stat

    An instant lottery game gives you probability 0.02 of winning on any one play. Plays are independent of each other. If you play 4 times, the probability (±0.0001) that you win on none of your plays is about

    asked on April 3, 2011
  13. Math

    Find the mode of the set of data 59,61,54,51,38 46,56,52,63,40,44 1.B 2.D 3.C 4.A 5.D 6.C 7.B 8.C 9.C 10.C 11.B 12.D 13.B 14.A 15.A 16.A 17.D 18.A 19.C 20.D Math lesson:10 Unit:2 Practice test 100% answers

    asked on September 27, 2017
  14. Math (Please Help)

    Select the phrase that correctly completes the sentence. The value of the dependent variable is always ___________ the value of the independent variable. A. Greater than B. Dependent on C. Equal to D. Lesson than

    asked on February 9, 2016
  15. physics

    The Achilles tendon is attached to the rear of the foot as shown in (Figure 1) . A person elevates himself just barely off the floor on the "ball of one foot." Assume the person has a mass of 80kg and D is twice as long as d.Find the tension FT in the

    asked on February 17, 2014
  16. Calculus

    Determine the line through which the planes in each pair intersect. a) 3x+2y+5z=4 4x-3y+z=-1

    asked on January 26, 2013
  17. Science 8th grade

    A scientist bends wires made of different metals to check their flexibility. Which of the following best justifies the type of change taking place? Physical change because shape is a physical property. Chemical change because shape is a physical property.

    asked on August 28, 2019
  18. Biology

    Which of the following . is true about the DNA molecule during transcription? A- It opens up all of the way, one gene at a time. B- It unwinds from both ends. C- It makes a copy of itself. D- Only a small area is opened. My choice is C.

    asked on December 31, 2014
  19. Math

    How many rectangles can you build with a prime number of square tiles

    asked on August 21, 2017
  20. math

    A company paid $48 for 2 cases of printer paper. Each case contained 12 packages of paper. Next month the company’s office manager needs to order 180 packages of the same paper. If the price per package does not change, what would be the total cost of

    asked on May 3, 2016
  21. math

    Need help in solving this word problem. That are the steps? Of the total number of spectators at a circus, 1/4 are men. 2/5 of the remaining number of spectators are women. There are 132 women at the circus show. How many children are at the circus show?

    asked on November 16, 2015
  22. Math

    Which of the following options results in a graph that shows exponential growth? A.f(X)= 0.4(3)X B.f(X)= 3(0.5)X C.f(X)= 0.8(0.9)X D.f(X)= 0.9(5)-X

    asked on November 4, 2015
  23. Chemistry

    Methanol ---> Normal BP: 64.6°C --> dHvap: 35.3kJ/mol iso-Propanol ---> Normal BP: 82.3°C --> dHvap: 45.4kJ/mol Cyclohexane ---> Normal BP: 80.7°C --> dHvap: 33.1kJ/mol Question: Ethanol has a normal BP of 78.3°C. Why is the normal BP higher than

    asked on February 13, 2015
  24. Derivative Test

    Consider the function y = 3x5 – 25x3 + 60x + 1. Use the first or second derivative test to test the critical points. How many relative maxima did you find? I got 2 as the relative maxima, is this done correctly?

    asked on December 9, 2014
  25. Math

    Janice thinks that 20 hundredths is equivalent to 2 thousandths because 20 hundreds is equal to 2 thousands. Use words and a place value chart to correct Janice’s error.

    asked on October 2, 2014
  26. Chemistry

    Help please? 1)A sample of propane gas occupies 625 cm3 at 20.0 °C and 750 torr. What is the final volume in cubic centimeters at -80.0 °C and 750 torr? 2)If oxygen gas is collected over water at 25 °C and 775 torr, what is the partial pressure of the

    asked on April 16, 2014
  27. chemistry

    hydrogen gas can be produced by reacting aluminum with sulfuric acid .How many L hydrogen gas are produced by reacting 15.0 mol of sulfuric acid with 15.0 mol of aluminum at STP?

    asked on May 19, 2013
  28. chemistry

    Silicon carbide is one of the hardest materials known. It is often known commercially as carborundum. Silicon carbide is used primarily as an abrasive for sandpaper and is manufactured by heating common sand (silicon dioxide, SiO2) with carbon. - What mass

    asked on February 10, 2013
  29. science

    Most of the eastern United States and the West Coast have a climate that is- F)mountain H)desert G)polar J)temperate My answer is temperate, am i right if not please tell me why?

    asked on December 9, 2012
  30. Math

    A farmer has 450m of fencing to enclose a rectangular area and divide it into two sections. a) Write an equation to express the total area enclosed as a function of the width. b) Determine the doman and range of this area function. c) Determine the

    asked on September 14, 2008
  31. Math

    Which graph represents the solution set for the inequality y≥x+1? A graph of a solid line at y equals x plus 1, with shading below the line. A graph of a dotted line at y equals x plus 1, with shading above the line. A graph of a solid line at y equals x

    asked on December 9, 2019
  32. Algebra

    The length of a rectangular floor is 2 feet more than its width. The area of the floor is 168 square feet. Kim wants to use a rug in the middle of the room and leave a 2 foot border of the floor visible on all sides. What should the length (the shorter

    asked on October 4, 2019
  33. Statistics

    The yearly rainfall in Vancouver, B.C. follows a normal distribution with standard deviation 172 mm. In 20% of years, the city gets over 1200 mm of rain. What is the mean annual rainfall in Vancouver (in mm)? The answer is 1055.5 mm....not sure how to get

    asked on December 14, 2017
  34. algebra

    Your automobile radiator contains 15 quarts of an antifreeze mixture. A test shows the mixture is 40% antifreeze and 60% water. The owner's manual says the mixture should be 50% antifreeze and 50% water. How much of the mixture should be removed and

    asked on November 7, 2017
  35. Math

    Mrs. Lin brings 6 trays of hamburger buns to the barbecue. 2/3 of the trays have wheat buns. How many of the trays have wheat buns? Draw a diagram to solve the problem.

    asked on April 25, 2017
  36. Math

    The Rosana family decided to put in a patio and a garden in their backyard. The next part shows a rectangle with a base of 8 and height of 4. It also has about 1/3 of the rectangle shaded and is labeled "Garden" I tried multiplying 4 x 8, then dividing by

    asked on November 16, 2016
  37. Social Studies

    Essay Question What role do women play in the economy of West and Central Africa? (Any ideas?) (My ideas:produce and sell handicrafts in local markets)

    asked on October 11, 2016
  38. Algebra

    Nabuko practice the violin at lest 12 hours per week. She practice for three fourths an hour each session. If Nabuko has already practiced 3 hours in one week, how many sessions remain to meet or exceed her weekly practice goal?

    asked on March 31, 2016
  39. math

    the number of pat's roses to the total number of pat's flowers. a)76:31 b)76:107 c)31:107 d)31:76

    asked on November 24, 2015
  40. English

    Scouts comments to Calpurnia (beginning "I told Calpurnia to just wait") suggest that A- scout is cruel and spiteful B- calpurnia is loving and educated C- the relationship between the two is strained D- scout is suicidal and vengeful E- calpurnia is

    asked on November 18, 2015
  41. Math

    1. You are having a discussion about sequences with your classmate. She insists that the sequence 2,3,5,8,12 must be either arithmetic or geometric. Is she correct or incorrect? Explain. Can you help please 2. Determine whether the sequence is arithmetic,

    asked on October 9, 2015
  42. calculus (please help)

    find the volume of the solid whose bounded by the circle x^2+y^2=4 and whose cross sections perpendicular to the y-axis are isosceles right triangles with one leg in the base. Please give explanation and steps

    asked on April 22, 2015
  43. So what about this one bob? Physics

    Which of the following is closer to a guess? hypothesis

    asked on December 29, 2014
  44. physics

    Assume that there is no friction between m2 and the incline, that m2 = 2.4 kg, m1 = 1.2 kg, the radius of the pulley is 0.10 m, the moment of inertia of the pulley is 4.8 kg m2, and θ = 25.0°. a) Find the combined mechanical energy of both masses the

    asked on November 26, 2014
  45. chemistry

    If 1.50mol of oxygen gas exerts a pressure of 1500mmHg at 20∘C, what is the volume in liters?

    asked on April 15, 2014
  46. Math

    Rachel spend $1.20 on her drink. She has now 1/3 of the amount of money that she had before she bought the drink. How much money did she have before she bought a drink?

    asked on May 23, 2013
  47. chemistry

    2KI+Pb(NO3)2=2KNO3+PbI2 suppose a solution containing 1.25g of KI is combined with a solution containing 2.42g Pb(NO3)2 _what mass of the yellow PbI would result what is the limiting reactant How much in grams of the excess reactant was used how much in

    asked on February 10, 2013
  48. Chemistry

    What is the pH of a 0.350M HBrO Solution? HBrO, Ka=2.3 x 10^-9

    asked on November 26, 2012
  49. chemistry

    Calculate the minimum number of moles of Pb(NO3)2 required to start precipitation in 50.0mL of 0.15M ZnI2

    asked on April 2, 2012
  50. physics

    You take your backpack out of the car, hike to the top of a nearby mountain, and return with your backpack to your car at the bottom. Have you changed the amount of your backpack's mechanical energy?

    asked on March 7, 2011
  51. algebra

    What is the midpoint of the line segment connecting the points (2,- 3)and (4,9)?

    asked on March 5, 2011
  52. 12th Calculus

    the volume of a cube is increasing at the rate of 1200 cm^3/min at the instant it edges are 20cm long. at what rate are the edges changing at the instant?

    asked on December 3, 2008
  53. math

    how long does it take to get 2000 if you get 100 each month

    asked on March 5, 2020
  54. Chemistry

    The price of a popular soft drink is $0.97 for 24.0 oz or $0.77 for 0.500L What is the price per liter of the 24.0oz bottle What is the price per liter of the 0.500 L bottle

    asked on September 16, 2019
  55. Chemistry

    suppose a runner completes a 10k (10.0km) road.race in 43 minutes and 55 seconds what is the runners average speed in miles per hour

    asked on September 16, 2019
  56. Linear Algebra

    Demonstrate that matrixes M(2x2) with the sum of matrixes is a vector space. I am confused. Do i need to demonstrate each propertie (distributive, associative, etc) for the sum of matrixes or I only need to prove that the sum of matrixes results into

    asked on March 19, 2019
  57. math

    You flip a coin 20 times and get tails 15 times. You flip the coin 80 more times. What do you expect to happen to the experimental probability of getting tails as you increase the number of trials?

    asked on January 22, 2019
  58. math

    What is 5x3

    asked on March 20, 2018
  59. SS

    Temples were believed to be the homes of the gods. Which of these answer choices best supports this main idea? A. Statues of the gods in the temples were treated as if they were alive. Statues were washed, dressed, and given food. B. People prayed to the

    asked on December 13, 2017
  60. Social Studies

    Upper and Lower Egypt Long, long ago, Egypt was divided. There were two kingdoms in Egypt. They were called Upper Egypt and Lower Egypt. Lower Egypt was the land around the mouth of the Nile River in northern Egypt. Upper Egypt was in the south. It is

    asked on December 12, 2017
  61. Math

    would 36 be a good first move in the factor game? why or why not?

    asked on August 26, 2017
  62. Math

    write three measurements using grams and three measurements using milligrams that total 15.4 grams

    asked on May 10, 2017
  63. Math

    While at the beach, dasha uses this bucket to make a sand castle. She fills the bucket 8 times with wate. How many liters of water does she use? Write an equation to solve.

    asked on April 27, 2017
  64. Math

    there is a track next to the barbecue area the track is 1/4 mile long. a group of students have a relay race. they run around the track 4 times. draw a number line to show how many miles the students can. use 0 and 1 as points on your number line. divide

    asked on April 25, 2017
  65. Math

    Write a word problem in which the starting number is in hundreds and the answer is 4 tickets were left over.

    asked on December 1, 2016
  66. Math

    carlos can throw a ball 14 yards . His friend raul can throw 3/7 of that distance. Is rauls throw longer or shorter than 14 yards? Now find the exact length of Raul's throw.

    asked on November 30, 2016
  67. Math

    What is 6th to the 7th power?

    asked on October 26, 2016
  68. Chem

    If the initial pressure of HD(g) is 8.913 atm, calculate the % decomposition of HD(g) when the reaction comes to equilibrium according to the balanced equation. The value of Kp at 1000 K is 0.26. The initial pressure of the reaction products is 0 atm.

    asked on October 2, 2016
  69. math

    in the 6th grade 12 out of 27 students have a pet. if there are 162 students how many would have a pet? i get 72 is that right?

    asked on May 5, 2016
  70. math

    ronald reads 1,000 words in 5 minutes how do i write as a unit rate?

    asked on May 2, 2016
  71. Math

    Genny babysits for two different families. One family paints her $6 an hour and a bonus of $20 at the end of the night. The other family pays her $3 every half hour and a bonus of $25 at the end of the night. Write and solve the system of equations that

    asked on April 14, 2016
  72. science

    Which of the following are psychological characteristics that Beatrice Whiting and John Whiting found to crosscut cultural boundaries

    asked on February 28, 2016
  73. Science

    *NEED HELP ASAP* TIA Hi everyone! If you could help me I would really like that! Question: Suppose the moon rotated on its axis just as quickly as Earth. Would you still always see the same side of the moon from Earth?

    asked on February 16, 2016
  74. Pysics

    An airplane flies 400 km west from city A to city B, then 200km northwest to city c and finally 100 km north to city D. How far it is from city a to d?

    asked on February 10, 2016
  75. Science

    I would really appreciate help! Compare renewable and nonrenewable energy sources, and discus the effects of each on biodiversity. (I need about 6 sentences) (I have tried thinking about it and cannot seem to figure it out)

    asked on January 21, 2016
  76. math

    Solve the system x+4y=1,-x+y=4.What is the -coordinate of this solution x.

    asked on January 9, 2016
  77. Chemistry

    A student dissolved 1.62 g of calcium bicarbonate into 500. mL of water. Excess amount of hydrobromic acid was then added to the solution until bubbling stopped. At STP, what approximate volume (in L) of the gaseous compound would be produced in this

    asked on October 17, 2015
  78. Math

    The number of locks is 9 in the ones place the number in the hundreds place is one more than the number in the tens place those two numbers equal 11 how many blocks are there

    asked on September 22, 2015
  79. math grade 12

    A sheet of plastic stops 25% of the light and lets through the residual 75%. What percentage of the light is let through by two sheets of the plastic ?

    asked on August 17, 2015
  80. math grade 12

    Sara got 85% and 89% on her first two Maths tests. What must she get on her third test to have at least a 90% test average. Assume three tests, represent the problem with an inequality and then solve it.

    asked on August 17, 2015
  81. Phenoix

    teresa buys 100 shares of XYZ sock on margin at $20 per share. If the margin requirement is 45 percent, the interest rate is 10 percent, and she holds the security for 1 year, how much interest must she pay?

    asked on June 14, 2015
  82. math

    Find the volume of the solid formed by revolving the region bounded by f(x)= 2-x^2 and g(x)=1 about the line y=1.

    asked on April 22, 2015
  83. Chemistry

    The equation for the best fit line was y = -4058.7x + 16.10. Using the equation of the best fit line, calculate the heat of vaporization (delta H) and the NORMAL BOILING POINT (in Celsius) of this volatile liquid. Calculated: dHvap = 33.7kJ/mol ----> I'm

    asked on February 13, 2015
  84. physicsss

    An oxygen molecule consists of two oxygen atoms whose total mass is 5.3 x 10^-26 kg and whose moment of inertia about an axis perpendicular to the line joining the two atoms, midway between them, is 1.9 x 10^-46 kg*m^2. Estimate, from these data, the

    asked on February 3, 2015
  85. chemistry

    how many moles are present in 2.45 x 10²³ molecules CH₄?

    asked on February 1, 2015
  86. Biology

    Which of the following is one role of RNA polymerase during transcription? A- to break down an already existing protein B- to produce a start sequence C- to build a molecule of mRNA D- to switch uracil with thymine on the exposed gene My choice is C.

    asked on December 31, 2014
  87. Physics

    Which of the following statements is true? A hypothesis always leads to a theory which leads to a law. A hypothesis always leads to a law which leads to a theory. A hypothesis must lead to a theory only. A hypothesis can lead to either a theory or a law.

    asked on December 29, 2014
  88. physics

    An egg rolls off a kitchen counter and breaks as it hits the floor. The counter is 1.0 m high, the mass of the egg is about 50 g, and the time interval during the collision is about 0.010 s. How large is the impulse that the floor exerts on the egg? use

    asked on December 7, 2014
  89. physics

    Elephants communicate via infrasound, at frequencies as low as 14 Hz that can travel up to 10 km. The intensity of these sounds can reach 103 dB, measured a distance of 5.0 m from the source. Determine the intensity level of the infrasound 10 km from the

    asked on November 24, 2014
  90. Science

    1. A balloonist drops an apple weighing 1.5 N over the side of the balloon's gondola. As it falls and increases speed, the drag force from the air upward on it increases. When the upward force is 0.7 N, what is the direction and magnitude of the net force

    asked on November 7, 2014
  91. chemistry

    How much benzoic acid is still dissolved when 73.53 mL of saturated boiling water is cooled to 20oC. The solubility at 20oC is 0.029g/10mL.

    asked on September 17, 2014
  92. Math

    Two kids are building a rocket for science class. once the rocket is launched its height in feet, h(t) can be found using the function h(t)=-16t^2+128t where t represents time in seconds. They record the time from the moment the rocket launches until it

    asked on April 17, 2014
  93. Math

    A shirt is on sale for 40% off. The sale price is $12. What was the original price? What was the amount of the discount?

    asked on April 1, 2014
  94. math;)

    a kitchen is shaped like a rectangle with dimensions of 11 1/2 ft. by 9 1/2 ft. the floor of the room is made of square tiles with a side length of 1.2 ft. What is the number of tiles that will cover the kitchen floor?

    asked on February 9, 2014
  95. Chemistry

    Would the VSEPR notation of CH3Cl be AX4?

    asked on May 23, 2013
  96. math

    Peter has twice many stickers as Ali. Ali has 40 more stickers than Carlos. They have 300 stickers altogether. How many stickers does Peter have?

    asked on February 13, 2013
  97. social studies

    what are advantages and disadvantages of dynastic rule in ancient Egypt

    asked on January 15, 2013
  98. physics

    A peregrine falcon dives at a pigeon. The falcon starts downward from rest with free-fall acceleration. If the pigeon is 53.0 m below the initial position of the falcon, how long does the falcon take to reach the pigeon? Assume that the pigeon remains at

    asked on September 2, 2012
  99. British Literature 2

    In Rosencrantz and Guildenstern are Dead, how do other characters define isolation (compared to Rosencrantz and Guildenstern) and how does it effect their actions? For example, how does Hamlet's sense of isolation from the court differ from the isolation

    asked on April 4, 2012
  100. physics

    A rubber band of relaxed length 6.3 cm stretches to 10.2 cm under a force of 1.0 N, and to 16.5 cm under a force of 2.0 N. Does this rubber band obey Hooke's Law?

    asked on October 19, 2011

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