# Questions Asked onJanuary 15, 2014

1. ## math

x is partly constant and partly varies as y, when y=2,x=0 and when y=6,x=20.find x when y=3

1. What is the simplified form of (–3x^3y^2)(5xy^–1)? I think it is 15x^4y 2. What is the simplified form of –9m^–2n^5 × 2m^–3n^–6? I have no idea on this one. :/ 3. A rectangular pasture has a fence around the perimeter. The length of the

3. ## math

Chad buys peanuts in 2-pound bags. He repackages them into bags that hold 5/6 pound of peanuts. How many 2-pound bags of peanuts should Chad buy so that he can fill the 5/6-pound bags without having any peanuts left over?

4. ## Math

1. Write the ratio in the simplest form. 50: 10 (1 point) 25: 5 10: 2 5: 1* 1: 5 2. Solve the following proportion x over 2 = 8 over 9 (1 point) 144 0.44 1.78* 36 3. Sarah’s mother has a miniature village modeled after her home town. The model is 10 feet

5. ## Pure Mathematics

In=∫ x^nSinx dx....with the limits π/2 and 0 i found that In would be equal to n(π/2)^(n-1) -n(n-1) In-2 how do i deduce the value of I4? where n=4

6. ## physics

A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

7. ## physics

A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

8. ## math

sona knits 10 squares a day for 7days. Can she sew together the squares to make 5 equal sized blankets ? Explain. Thank you

9. ## physics

A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

10. ## physics

A 91 kg student eats a 200 Calorie doughnut. To “burn it off”, he decides to climb the steps of a tall building. (1 food Calorie = 10^3 Calories.) How high would he have to climb to expend an equivalent amount of work? The acceleration of gravity is

11. ## Chemistry

1. Calculate the decrease in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L. 2. A container containing 5.00 L of a gas is collected at 100 K and then allowed to expand to 20.0 L. What must the new temperature be in order to maintain the same

12. ## algebra 2

x^2 - 3x + 5 = 0. solve using quadratic formula. show solution

13. ## world civilizations

1. All of the following were factors favoring British industrialization, except A. increased agricultural production. B. rising urbanization and higher wages. C. a decline in domestic demand for manufactured goods. D. immediate or canal access to ocean

14. ## pre cal

Electricity Rates in Florida. Florida Power & Light Company supplies electricity to residential customers for a monthly customer charge of \$5.69 plus 8.48 cents per kilowatt-hour for up to 1000 kilowatt-hours. (a) Write a linear equation that relates the

15. ## EQUVALENT RATIO

LANDON OWNS A HYBRID SUV THAT CAN TRAVEL 400 MILES ON A 15 GALLONS TANK OF GAS. DETERMINE HOW MANY MILES HE CAN TRAVEL ON 6 GALLONS.

16. ## Chemistry

1. If 22.5 L of nitrogen at 748 mm Hg are compressed to 725 mm Hg at constant temperature. What is the new volume? 2. A gas with a volume of 4.0L at a pressure of 205kPa is allowed to expand to a volume of 12.0L. What is the pressure in the container if

17. ## Algebra 1

"Graph each system of linear inequalities. Give two ordered pairs that are solutions and two that are not solutions." How do I find these solutions in order to "give two ordered pairs that are solutions and two that are not solutions."?

18. ## EQUVALENT RATIO

When a photo is reduced or enlarged, its length to width ratio usually remains the same. Sarah wants to enlarge a 4in.by 6in. photo so that it has a width of 15in.Use a ratio table to determine the new length of the photo. length 4 ? ? width 6 ? ?

Summarize two observations that are contrary to the predictions based on Newton’s laws but that confirm Einstein’s explanation of gravity. Indicate how the predictions based on Newton’s theory differ from Einstein’s.

20. ## Physics

Calculate the impulse (in kgm/s) received by a football when it's kicked in a kickoff. The ball has a mass of 0.27 kg and travels a horizontal distance of 68 m. The ball is kicked at an angle q of 20.5 with the horizontal and spends 2.276 seconds in the

21. ## Science

I really need help in Science. Right now in science we are doing renewable energy. For the assignment we have two choices, a house or car of the future, I decided to do a house. The question is, "How could renewable energy sources be used in a house?" For

22. ## Chemistry

Calculate (in calories) the amount of heat needed to melt 96g of ice at -24 degrees C to water at 28 degrees C.

23. ## english

Which of the following is true regarding a restrictive adjectival clause? A. It will follow a general noun and is not set off by commas. B. It will be set off by commas. C. It will typically include the relative pronoun which. D. It will follow a proper

24. ## Chemistry

When a student doesn't polish a sample of Mg ribbon before massing it, what happens when calculating the molar volume? Is it that the Mg ribbon doesn't completely react therefore less volumes of gas are produced?

25. ## Science

Which of the following statements is most closely associated with Einstein's general theory of relativity? The gravitational constant has the same value everywhere. Mass is equivalent to weight. Being in an accelerated frame is indistinguishable from

26. ## math

a number is called a perfect number if it equals the sum of all its factors except itself. for instance , 6 is a perfect number because its factors are 1,2,3 and 6 and 1 + 2 + 3 = 6 .What is the next greater perfect number >

27. ## Physics

Which produces the largest torque? 30.0 N perpendicular to the center of rotation at a radius of 1.5 m 30.0 N perpendicular to the center of rotation at a radius of 0.25 m 60.0 N perpendicular to the center of rotation at a radius of 1.0 m 60.0 N

28. ## physics

How long will it take a sample of polonium-210 with a half-life of 140 days to decay to one-sixty-fourth of its original strength?

29. ## Social Studies

What are some weaknesses of a gallus gladiator?

30. ## Question

How do people get to ban someone and for how long do you get banned

Suppose the mass of each of two spherical objects is doubled, and the distance between their centers is three times as large. How is the magnitude of the force of gravity between them affected? (Points : 5) It is 4/9 as large. It is 4/3 as large. It is 2/9

32. ## Spanish 1

Are these correct? Complete the following statements with the correct form of the verb in parentheses. Some will be conjugated, while others will be left in the infinitive. 1. Mi esposo __________ que viajar a Panamá en agosto. (tener) -tiene 2. Todos

33. ## EQUVALENT RATIO

LISA PURCHASE 200 BEADS FOR \$48 TO MAKE A NECKLACE. IF SHE NEEDS TO BUY 25 MORE BEADS,HOW MUCH WILL SHE PAY IF SHE CHARGES THE SAME RATE. NUMBER OF BEADS 200 ? 25 COST IN DOLLARS 48 ? ?

34. ## History

Use this excerpt from a statement of the Iconoclastic Council to answer the following question: “Supported by the Holy Scriptures … we declare unanimously, in the name of the Holy Trinity, that there shall be rejected and removed and cursed one of the

35. ## sociology

A representative form of democracy includes which of the following? (Points : 1) Ballot initiatives Public referenda Election of delegates Stakeholder collaborations MY answer stake holder collaborations Passage of the Comprehensive Environmental Response,

1. The function f(x) = (2x + 3)^7 is the composition of two functions, g(x) and h(x). Find at least two different pairs of functions g(x) and h(x) such that f(x) = g(h(x)). 2. Give an example of two functions that satisfy the following conditions: - one

37. ## Math

I am trying to complete this input/output table. Input 0 output blank, input 3/2 output 17/6, input 11/4 output blank, input 3 output 13/3, input blank output 13/2

Which pattern can describe the numbers 2,4,10,28, and so on? A. For each number after first, add 4 to previous number in the list. B. For each number after first, multiply the previous number by 3 and subtract 2. C. For each number after first, add 2 or 6

39. ## Algebra

A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.

40. ## biology

draw a diagram that shows the chromosome combinations that are possible in the haploid gametes of an organism with a diploid number of 6

41. ## Physics

Two forces of 5N and 7N respectively act on an object,what are the maximum and minimum resultants of the two vectors

42. ## Japanese language help

I have marked my answer with a â˜…, if I am wrong could you please give me the correct choice and explain if you will? 1. How would you say in Japanese: The spider is smaller than the lizard? A)

43. ## Maths

Convert the recurring decimal to a fraction 0.915915 0.317317

44. ## Math

A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.

45. ## Math

What is the solution to the inequality below? 12x > 6(x - 2)

1. Given f(x)=x^2 and g(x)=x+2, determine in standard form: a) g(f(x)) b) when f(g(x))=g(f(x)) 2. If f = {(-10, 1), (-1, -1), (10, 0), (11, 7)} and g = {(-1, -1), (0, 10), (1, -10), (7, 11)} for how many values of x is f x g defined? Explain 3. Given f(x)

47. ## Math

Need help with solve the system of equations x^3-y^2=7.75. And 3xy+y=3.5

48. ## math

a region has 12 equal squares, what is the number of squares in 1/3 of the region

49. ## Physics

Magnetic force between two poles is 80 unit. Separation between poles is doubled. What is force between them?

50. ## Algebra 2

Tim paddled his kayak 12km upstream against a 3km/h current and back again in 5h and 20 min. A) what was the speed of his kayak? B) how far could he have gone if there had been no current?

51. ## World civilizations

All of the following were factors favoring British industrialization, except A. increased agricultural production. B. rising urbanization and higher wages. C. a decline in domestic demand for manufactured goods. D. immediate or canal access to ocean ports.

52. ## math

Bianca and yoko work together to mow the lawn suppose yoko mows 5/12 of the lawn and bianca mows 2/5 of the lawn how much of the lawn still needs to be mowed?

53. ## Chemistry

A certain substance has a heat of vaporization of 26.49 kJ/mol. At what Kelvin temperature will the vapor pressure be 5.00 times higher than it was at 285 K?

54. ## Math

A photographer sells two photo packages as shown. Package 1 ---- cost is 81 6 1x1 ID photos 3 wallet size photos Package 2 ---- cost is120 10 1x1 ID photos 4 wallet size photos How much does a 1x1 ID photo cost? A wallet size photo?

55. ## physic

Can a small child play with a fat child on the seesaw? Explain how?

56. ## literature

Can someone help me in scansion of the poem "the poplar field" by William Cowper? need help to find base meter, scheme, stanza forms if any, and the metrical peculiarities such as end-stopped lines, run-on lines, elision, pause, feminine ending, masculine

57. ## world civilizations

During the Industrial Revolution, in all countries, the impact of the railroads A. increased the demand for unskilled labor. B. caused domestic markets to be replaced by export markets. C. decreased the demand for unskilled labor. D. caused domestic labor

58. ## 7th grade LA help asap!!?

Hi, can someone check my answers asap!!?? Questions 1-3 correspond to "Should Naturalized Citizens Be President?" 1. Matthew Spalding thinks that the natural-born clause should be kept because (1 point) the Constitution is clear about the importance of the

A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C.

60. ## math

Movie tickets cost 10 bucks for adults and 8 bucks for kids. On Friday the total sales from 120 tickets was 1120 bucks how many adult tickets were sold

61. ## Algebra 1 (Reiny)

How am I supposed to graph the linear inequality systems of y => -3x + 1 and y

62. ## Math HELP ASAP

simplify: (75x^3 y / 3x^5 y^3) ^3/2 3500 tickets were sold at the carnival. Adult tickers are \$35 each and the children's are \$20 each. A profit of 10% adult tickets were made and a profit of 5% children tickets. A total profit of \$620 was made. Write 2

63. ## Math

When written as a decimal number 3.421 x 10^95 contains how many zeros to the left of the decimal point?

64. ## Science

Can someone check if these are right: Tell the reaction rate 1.)Question: one antacid tablet is placed in a glass of cold water, while another table is placed in a glass of hot water. Answer: increasing TEMPERATURE 2.) Question: a mixture of baking powder,

65. ## Subjects

Wat is life science?

66. ## math

A number is called a perfect number if it equals the sum of all its factors except itself. for instance , 6 is a perfect number because its factors are 1,2,3 and 6 and 1 + 2 + 3 = 6 .What is the next greater perfect number ?

67. ## Spanish Help

1. Hace mucho frío hoy, ¿no? Sí. ¡Cuando salí de mi casa, no vi a _______ en la calle! A. nadie B. alguien C. nunca D. ningún I said A 2. ¿Dónde está papá? __________ en el baño. A. Está maquillándose B. Está haciendo las compras C. Está

68. ## Physics

A bullet whose mass is 0.0015kg leaves a 5kg leaves a 5kg rifle at a muzzle velocity of 800 m/s. It strikes a 7kg block of wood and becomes embedded in it. After the bullet hits the rock, what is the speed of the bullet/ block system?

69. ## world civilizations

Regarding trade and social change in Africa, which statement is true? A. The West Africa Squadron succeeded in obstructing about 30 percent of the African slave trade. B. The most important development in West Arica before European conquest was reliance on

A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C.

71. ## Physics

One student generates a short, loud sound of wavelength 0.7576 m. Another student, who is 100 m away, hears the sound exactly 0.300 s later. What is the frequency of this sound? Please help

72. ## Math

A ball pit contains 10 yellow balls and 14 green balls. What is the probability of randomly picking 3 green balls (replacing them), from the pit? 3/24

73. ## pre cal

for a monthly customer charge of \$5.69 plus 8.48 cents per kilowatt-hour for up to 1000 kilowatt-hours. (a) Write a linear equation that relates the monthly charge C, in dollars, to the number x of kilowatt-hours used in a month, 0 ≤ x ≤ 1000.

Post a New Question Current Questions Homework Help: Science. NEED HELP PLEASE Posted by Kalie on Tuesday, January 14, 2014 at 11:04pm. Can someone check if these are right: Tell the reaction rate 1.)Question: one antacid tablet is placed in a glass of

75. ## english

Essay of What America means to you

76. ## Maths

Given that 6/11=0.54 write the recurring 0.554 as a fraction 5/33=0.15 Recurring 0.215 to fraction 1/6=0.16 recurring 0.4016 to fraction

77. ## History

how do you cite a Wikipedia in APA format? I have to write a reference list and also i have to cite them in the paragraph. how do i do that.

1. Regarding Mexico's Porfirio Díaz, which statement is true? A. He enacted laws that favored wealthy elites. B. He overthrew the Mexican Revolution of 1910. C. He freed many peasant farmers from debt peonage. D. He reformed the hacienda system. 2. In the

79. ## muscle in motion/posture,balance,and proper alignm

which one of the following activities can lead to poor posture a.running for long periods b.taking frequent naps throughtout the day c.lifting heavy weights my answer is c

80. ## History

Im in grd11 this year nd when i ws in grd10 i ws doing maths lit bt in grd11 they say that this year all grds frm 10 to 12 wl change maths lit to pere bcoz of CAPS.So iz that true?

81. ## maths- year 5

If the students were given 80cm square of wooden board to make a box, what is the largest cube they can make with the board?

83. ## Environmental Engineering

The EPA requires hazardous waste incinerators to meet a standard of 99.99% destruction and removal of hazardous constituents injected into the incinerator. Determine the allowable quantity of contaminant in the exit stream if the incinerator is burning

84. ## Alg help

10(x-2) = 10 one solution no solution infinate solutions -2(y-3)= 2y- 6 one solution no solution infinate solutions

85. ## physics

revolving astronomer are subjected to acceleration by force the centripetal force against the centrifuge the radius of the centrifuge is 10 M .Calculate centripetal force on an astronaunt of mass 9.9 KG?

The velocity of an object increases from 5.0 m/s to 15 m/s in 2.0 s. What is the average acceleration of the object? -10 m/s2 -5.0 m/s2 +5.0 m/s2 +10 m/s2

87. ## Drama

About the movie" Hotel Rwanda¡±£º 1. 1. What moment did Paul's life change? 2. Could Paul have changed his mind? 3. At what moment was Paul past the point of no return? 4. What are the positive and negative sides of attempting to recreate actual events

89. ## Math: Differential Equations

I've been stuck on this math hw problem for a while, I was thinking of taking the integral of the equation, but I've been messing up too much that I'm not sure anymore. Q: Is it possible to solve y'=x/(x^(2)-1) for y(1) = 0? Thank you!

90. ## Trig

Solve triangle ABC given the following conditions: 1. C = 135.77 deg, b = 10cm, a = 12cm 2. a = 11.5m, b = 10m, c = 16.94m

91. ## World Civilizations

Under the Tokugawa peace, daimyo A. were prohibited from coining money. B. were heavily engaged in foreign trade. C. social status increased. D. castle building was encouraged. I thought the best answer is B.

92. ## Math

need to describe 3 different problem solving approaches to this problem, one I think is algebra, but don't know how to solve, and i need to say how to solve each one in each different way, please help with this. aaron is thinking of a number, if its

93. ## Fundamentals of Finance

I've posted 2 different questions on the above mentioned and no one has helped with the questions, or if it was than how to I go about finding them. HELP! I'm so lost here!

94. ## accounting

Numbers and measurements are the language of business. Organizations look at results, expenses, quality levels, efficiencies, time, costs, etc. What measures does your department keep track of? How are the measures collected, and how are they

95. ## science

IS PLUTO A

What are 5 examples of oganisms that are in the Prostista Kingdom?

97. ## Chemistry

A weightlifter manages to lift a 133 kg (that's 293 pounds, which sounds much more impressive) weight a distance of 1.4 m. How many kcal of heat energy is equivalent to this lift?

98. ## Math

Is 0,2 rational or irrational?

99. ## Math

Chris bought 5 pinipig crunches and 1 drumstick for Php97. Justin paid Php89 for 3 pinipig crunches and 2 drumsticks. How much did each pinipig crunch and each drumstick cost?

100. ## only 1 LA question... help asap!!

In "The Teacher Who Changed My Life," the author is trying to persuade the readers that (1 point) immigrants face many difficulties schoolteachers are not appreciated enough he owes his success to Miss Hurd I think its A (immigrants face many difficulties)

101. ## one la question!

Hi, me again. Help asap for this one!?? How would you revise the title of "Take the Junk out of Marketing Food to Kids" to avoid semantic slanting? (1 point) Marketing Healthier Foods to Kids Lies Food Manufacturer's Feed Our Children No More Trash in Our

102. ## Physics

Two Students are pulling on a box initially at rest with a mass of 13.5 kg on a frictionless surface. Student #1 is applying a force of 16.5 N to the left while student #2 is apply a force of 3.7 N to the right. Find the velocity of the box after 6 sec

103. ## Math quick help anyone

1. I'm given a slope of 1/4 and a set of 2 points each: p: (-12,6) & Q: (8,w) .find the value of w. what if the slope was -1/4, then what would the value of w be 2. What is the solution to these equations: 3x-2y-8=0 9x-6y-42=0 One solution, no solution or

A ball of Styrofoam (ρ = 100 kg/m3) is totally submerged in water. The ball has a mass of 300.0 g (it could be a pretty big block). What is the volume of the ball? If a string holds the ball when it’s in the water, what’s the tension in the string?

In Korea, between 1750 and 1790, the slave population _______ as agricultural productivity increased. A. increased dramatically B. decreased slightly C. increased slightly D. decreased markedly I believe it would be increased dramatically

106. ## Math

Jordan decides to start a garden care service. He charges 20\$ for the first hour and 10\$ for each additional hour. He works 5 days a week and takes care of one different garden each day. How many hours will he need to work to earn at least 250\$. Write and

107. ## CCA 8th Language arts

Which of the following is an example of a commotion? -a group of shoppers in an uproar about a popular item that was advertised but not available -a group of napping toddlers at a daycare -a group of students quietly reading in the library 2.Read the

108. ## American Histoy

The colonist prior to the American Revolution claimed Britain had no right to tax them, because they were not represented in what law making body?

109. ## math

decimals to fraction 8 1/3 to the lowest terms

110. ## Math (urgent)

For the function f(x)=(e^x-1)/x, find f'(2) and use it to show that the sum of n/(n+1)! from n=1 to infinity equals 1.

111. ## Algebra 1

Can anyone explain how to graph y > x - 2?

112. ## math crctprep

The Jones family drove a total of 3584 miles in 9 days. They drove the same number of miles each day. Which of the following is closest to the number of miles they drove each day?

113. ## Healthcare

Suggest an organizational strategy that you think would be effective for a health care organization. Recommend a key HIT tactic that would support the implementation of the strategy selected. Justify your response. •Analyze the role of a CEO or CIO in a

114. ## Physics

A 13 kg asteroid is traveling through space with velocity v = 110 m/s when it breaks up into three equal pieces. One piece is left at rest, and a second one continues with same velocity. What was the energy of the explosion?

115. ## Math

Given the line 4x - 3y = 12, what is the distance between it and the origin Is it 2.4?

116. ## GPA

Currently, my GPA is a 3.5 and I'm a freshman, I'm currently taking two honors classes. Do you think I'll be able to raise it up to a 4.0 by senior year?

117. ## math

Explain how you can use unit rates to find the "better deal" of 2 or more items/objects?

118. ## American History

Regarding Mexico's Porfirio Díaz, which statement is true? A. He enacted laws that favored wealthy elites. B. He overthrew the Mexican Revolution of 1910. C. He freed many peasant farmers from debt peonage. D. He reformed the hacienda system.

120. ## math help

2, 4, 8, 16, 32, 64, , Is 66 and 70 the next two numbers for this pattern?

121. ## Algebra 1

Can anyone explain how to graph x < 3?

122. ## math

I need help with this question. 80 miles= kilometers. Can somebody let me know how to solve this problem. And how to get to this number 128.7472

123. ## math

how to get the answer 900 square ft3 using 6cm3 and 15cm3

124. ## Physics

By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to -35C? The linear expansion coefficient is 10^-5 per C.

125. ## math

Find the missing number: 7x6=15+15+? 6+6=?+5

126. ## Math

What is the value of the following expression? - 3| -3 + 6| - 3