Tuesday

February 9, 2016
Number of results: 1,240

**Algebra 1--Please, help me!**

1. The number of calculators Mrs. Hopkins can buy for the classroom varies inversely as the cost of each calculator. She can buy 24 calculators that cost $60 each. How many calculators can she buy if they cost $80 each? A: ? 2. Jeffs builds model train layouts. He has $75 to ...
*May 26, 2014 by Victoria*

**Chemistry**

Which of the following have quantized values? The question may have more than one correct answer. 1. The pitch of a note played on a slide trombone because the pitch varies based on the position of the slide. 2. The pitch of a note played on a flute because the pitch is ...
*October 22, 2011 by Anonymous*

**Math**

Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on Earth also varies according to the elevation of the object? In particular, the weight of an object follows this equation: w=Cr^-2 , where C is a constant...
*September 17, 2010 by ASD*

**algebra**

if y varies directly as x, and y is -60 when x is -5, find y when x is 3 The mass of an object varies directly as its volume. The mass of the object is 150 grams when its volume is 600 cm3. Find the mass of the object when the volume is 950 cm3
*December 5, 2006 by Brenda*

**algebra**

First: solve for k. Then, go back to the original equation c=k(d-3) and solve for c when d is ten. Second: Area=k*s^2 Put in the fist conditions, solve for k. Then, knowing k, solve for A when is eight. direct variation 1)if c varies directly as d-3, and if c=16 when d=7, find...
*May 21, 2007 by SraJMcGinn*

**Algebra 2**

Need help on the #13-20. 13. What is the quotient of d − 2 ) d 4 − 6d 3 + d + 17 __________________ ? A. d 3 − 4d 2 − 8d − 15 R −13 B. d 3 − 8d 2 + 16d − 31 R 79 C. d 3 − 4d 2 + 9d + 35 D. d 3 − 8d 2 + 17d − 17 ...
*December 6, 2010 by Emily*

**math**

Set up the general equation from the given statement: m is proportional to the square of n and inversely proportional to both y and x.
*March 23, 2011 by cay*

**Algerbra**

y varies directly as x, and y=20 when x=5
*May 17, 2010 by Austin*

**Algebra**

y varies directly as x, and y=20 when x=5
*January 4, 2011 by Donna*

**Math>> Help!!**

If y varies as x, and x = 9 when y = 15, find y when x = 33.
*June 5, 2013 by Jnr John*

**Algebra**

x is directly proportional to y and is inversely proportional to the cube of z.
*September 5, 2011 by Rose*

**Physics**

The vector position of a 3.40 g particle moving in the xy plane varies in time according to the following equation. At the same time, the vector position of a 5.05 g particle varies according to the following equation. For each equation, t is in s and r is in cm. Solve the ...
*December 2, 2012 by carlton*

**algebra**

If y varies jointly with x and z, and y=24 when x=3 and z=2, then the value of x when y=6 and z=0.5 is 12 6 1 3 1/3
*June 12, 2008 by erica*

**math**

z varies with w and z=30 when w=0.6 what is the constant proportinal? what is z when w=10
*February 22, 2010 by Anonymous*

**college algebra**

u varies inversly as n
*April 23, 2010 by BJ*

**ALGEBRA 2**

y varies directly with x, and y = 2 when x = 5. What is the value of x when y = 15? A. x = 25 B. x = 10 C. x = 6 D. x = 37.5
*July 9, 2012 by leo*

**algebra**

y varies directly with x. When y = 20, x = 50. Find x when y = 36.
*September 15, 2012 by nmdna*

**algebra 2**

y varies directly with x. When y = 20, x = 50. Find x when y = 36.
*September 19, 2012 by chris*

**HELP!!! Math**

If y varies jointly as x and z, and y = 33 when x = 9 and z = 12, find y and x = 16 and = 22.
*June 5, 2013 by Jnr John*

**maths**

if y varies directly as x,and x=9 and when y=15'find y when x=33
*June 17, 2013 by cedric*

**Math**

W varies directly as x,y,and z. If w=36 when x=2, y=8, and z=12 find w when x=1 y= 2, and z=4
*July 11, 2013 by Steve*

**Math**

If x varies directly as y, and if x = 6 when y = 15, find y when x = 30
*February 20, 2014 by Martha*

**Math**

x varies directly as y3 . If x is 32 when y is 2, find x when y is –3
*March 8, 2014 by Maria*

**algebra**

If y varies directly to x, and y=14 when x=21, what is the value of x when y=7?
*April 29, 2015 by clarissa*

**Algebra**

If x varies directly as y and x=9 when y=2 find x when y is 6
*November 24, 2015 by Matthew*

**Math**

1. Suppose y varies directly with x. Write a direct variation equation that relates x and y. y= 7 1/2 when x=3 a. y= 3/2 x b. y= 2/3 x c. y= 5/2 x d. y= 2/5 x 2. Suppose y varies directly with x. Write a direct variation equation that relates x and y. y=10.4 when x=4 a. y= 3.4...
*December 3, 2015 by Kaai97*

**Geometry**

Assume y varies directly as x. If x = 24 when y = 24, what is the value of k?
*November 22, 2009 by Letisha*

**Geometry**

Assume y varies directly as x. If x = 4 when y = 36, what is the value of k?
*November 27, 2009 by Chitra*

**algebra**

Assume y varies directly as x. If x = 2 when y = 7, find x when y = 32.
*November 28, 2009 by Letisha*

**algebra2**

y varies jointly with p and q. When p = 12 and q = 4, y = 144. Find y when p = 10 and q = 6.
*November 21, 2010 by Rayniya*

**Math**

If m varies directly as v^2, and m=2 when v=3, calculate the value of m when v=6
*February 20, 2011 by kay*

**college Algebra**

If y varies directly as x^2 and y=20 when x=4, find y when x=7?
*March 21, 2012 by meme*

**Algebra II**

if y varies directly as x, if y=80 when x=32, find x if y=100
*March 22, 2012 by Randy*

**algebra**

z varies directly as x^2. If z=36 when x=3,find zwhen x=4.
*March 30, 2012 by Jay*

**Algebra**

R varies jointly as r and B^2. When r=3, and B=3 R=135. Find R when r is 1 and B=10.
*April 3, 2012 by Taurus*

**Interediate algebra**

if f varies jointly as q^2 and h, and if f = 72 when q = 3 and h = 4, find h when f = 48 and q = 2
*April 7, 2012 by Jason*

**algebra**

Assume that Y varies directly as X. If Y = -11 when x = -4, find Y when x = 6.
*April 15, 2012 by cassie*

**math**

x varies directly with y and z x=1200,when y=20 and z=30. Find x when y=10 and z=20
*September 5, 2012 by Anonymous*

**math**

if Y varies jointly as X and the square of Z, and if Y=24 when X=2 and Z=6, find Y when X=10 and Z=9
*September 5, 2012 by amber*

**algebra 2**

Suppose y varies jointly with x and z, and x = 4 when y = 8 and z = -2.What is the value of x when y = 12 and z = 3? A. -4 B. 4 C. 15 D. 9
*July 11, 2013 by Sam*

**Alg 2**

The value of y varies directly with x. If y = 64 when x is 16, what is x when y is 288?
*October 25, 2013 by Chloe*

**algebra**

the value of y varies directly with x, and y= -14 when x = 1/2. find y when x = -1.
*January 17, 2014 by genny*

**Math Algebra**

f varies jointly as g2 and h, and f = 50 when g = 4 and h = 2. Find when g = 3 and h = 6
*February 20, 2014 by Eva *

**Math**

If a varies jointly as b and c, and if a = 100 when b = 5 and c = 25, find a when b = 12 and c = 60
*February 20, 2014 by Ivan*

**Algebra 1**

suppose y varies directly with x and y = 14 when x = -4 what is the value of y when x = -6
*December 3, 2014 by Steve*

**Algebra 1**

Suppose y varies directly with x and y = 24 when x =8. What is the value of y when x = 10?
*December 3, 2014 by Steve*

**Algebra 1**

Suppose y varies directly with x and y = 24 when x =8. What is the value of y when x = 10?
*December 4, 2014 by Steve*

**college math**

A quantity, W, is directly proportional to x and the square of y and inversely proportional to the cube of z. W-3 when x=4,y=2 and z=4. What is the value of w, when x=5, y=5 and z=4. Give answer to three decimal places. Thanks so much!
*April 5, 2013 by Lorie*

**Macroeconomics - SOE**

Statement: The lower our real exchange rate is, the less expensive domestic goods are relative to foreign goods, and the greater the demand is for next exports. I don't get the above statement, please look below to see if there is fault in my reasoning and explain why it is ...
*December 14, 2009 by Anonymous*

**college math**

A quantity, W, is directly proportional to X and the square Y, and inversely proportional to the cube of Z. W=3 when X=4, Y=2 and Z=4. What is the value of W when X=8, Y=9 and Z= 6? Give answer to 3 decimal places. Thanks in advance! I appreciate all the help! :)
*April 5, 2013 by Lorie*

**Math**

How do I set up this equation? If Y varies directly as X and Y = 12 when X = 3, find Y when X = 16
*February 25, 2008 by Sarah*

**math**

Y varies directly as X. When Y is 10, X is 15. Find Y, when X is 32. a. Can not be determined b. When X is 32 then Y = 165 c. When X = 32 then Y is; 21 1/3 d. When X is 32 then Y = 5
*April 16, 2009 by Sandy*

**alegbra2**

y varies directly as the square of x. When x = 2, y = 40. Find x when y = 640.
*November 21, 2010 by Rayniya*

**algebra**

p varies jointly as u and B^2 when u = 4 and B = 5, P = 300. find P when u is 1 and Bis 11
*April 20, 2013 by tesha*

**Algebra 2**

suppose y varies directly with x and y=1 when x= -3. what is the constant of variation? what is x when y=4?
*December 16, 2014 by Zach*

**math**

A varies as the square of B and inversly as C. When A is 6 B is 5 and C is 100. Calculate A when B is 12 and C is 72.
*November 11, 2015 by Denielle*

**science**

Rheostat varies what 1. Current 2. Resistance 3 . voltage
*December 16, 2015 by sanjay*

**Direct variation algebra 2**

If V varies directly as G, and V =36 when G =4. Find V when G =11
*January 9, 2016 by Kate *

**Physics**

How does the weight of a body varies on earth surface?
*January 16, 2016 by Shayo*

**SAT math**

Can someone please help me with this question: Write an equation that describes the following variation statement, and then find the constant of proportionality k . z is inversely proportional to x and directly proportional to y ; z = -10 when x = 5 and y = 50.
*June 2, 2013 by mysterychicken*

**Algebra worksheet**

Hello. My algebra teacher gave me this worksheet last week and everyone had to bring it yesterday and I haven't done it yet. Can someone please help me. He said Friday is the last day or he's going to take away some points. I've been having trouble with all these math problems...
*December 9, 2015 by 9thgradestudent*

**physics**

12. Which of the following statements is correct for a particle moving in a horizontal circle with constant angular velocity? A. The linear momentum is constant but the kinetic energy varies. B. The kinetic energy is constant but the linear momentum varies. C. Both kinetic ...
*November 1, 2013 by shanza*

**math**

Find the constant of Variation K m varies directly with n;m=144 when m=8
*September 30, 2007 by sissi*

**Physics**

Describe how the range of a projectile varies with launch angle.
*June 3, 2008 by Laura*

**math.**

Which of the following is an equation of joint variation? y = kxz x varies with y y = k/x y = kx
*June 12, 2008 by margie =]*

**Algebra II**

Suppose that y varies directly as the 3/2 power of x, and that y=192 when x= 16. find y when x=9.
*July 3, 2011 by Reanna*

**College Algebra 2**

Find the equation of variation in which y varies jointly as x and z and y=8, x=4 and z=2
*September 25, 2011 by So Confused*

**algebra**

Find the varition constant and an equation where y varies directly as x=16 where x=8
*November 8, 2011 by Robert*

**Algebra (direct variation)**

the value of y varies directly with x, and y=-2 when x=-4 Find y when x=8 -2=k(-4)
*November 28, 2011 by Hannah*

**Math**

if g(x) varies exponentially with x, and g(0) =37 and g(7) =5940 find the particular equation...
*February 19, 2012 by Billy*

**math**

Solve variation problem if m varies jointly as z and p, and m=10 when z=2 and p=7.5, find m when z=5 and p=7
*February 24, 2012 by Anne*

**Algebra 2**

A measurement y varies directly with regard to another value x. If y = 9 and x = 24, find x for y = 25.
*March 28, 2012 by Marie*

**math**

Suppose T varies directly as the 3/2 power of x. When x=16, T=160. Find T when x=4
*April 11, 2012 by Anonymous*

**intermediate algebra**

Y varies directly with square root of X. Y=3 when X=4. find Y when X=1
*October 1, 2012 by suzy*

**SS**

The layer in the ocean where the temperature varies with depth is called the ____.
*February 7, 2013 by Bell*

**math**

Y varies direct proportion with x.if x=5 then y=12,thus find the value of y when x=7.5
*February 17, 2013 by Maths.department*

**HELP!!! Math**

If a varies jointly as b and the square root of c, and a = 21 when b = 5 and c = 36, find a when b = 9 and c = 225.
*June 5, 2013 by Jnr John*

**algebra**

suppose that S varies directly as the 2/5 power of T, and that S=8 when T=32. Find S when T=243.
*January 26, 2014 by Anonymous*

**algebra**

If f(x) varies directly with x, and f(x) =45 when x=9, find the value of f(x) when x=3 answer choices are: A.5 B.9 C.15 D.27
*February 19, 2014 by Ayriana*

**Algebra 2- Variation**

If y varies jointly as x squared and the radical of z, and y = 49 when x =2 and z=25, determine y when x=-1 and z =16
*March 5, 2014 by Amy*

**Coordinate Algebra**

Suppose y varies directly with x. If y = 6 when x = −2, find x when y is 9.
*September 16, 2014 by Anonymous*

**math**

P varies directly as the square root of q. P=8 when q =25 find p when q = 100
*October 26, 2014 by Anonymous*

**math**

the cost C varies directly as the number in of penals is written as?
*October 28, 2014 by rosemariel*

**math**

Y varies partly as X and as X^2 when X=2 Y=14 and when X=5 Y=65.Express Y interm of X hence find Y when X=-2
*August 18, 2015 by charity*

**Algebra**

In a table, how do you tell if y varies directly with x and write an equation if it does?
*November 16, 2015 by Anonymous*

**Math**

If P varies jointly with Q and R, and P=420 when Q is 3 and R is 7, what is the value of P when Q is 2 and R is 1? Help me please...thx
*January 7, 2016 by Ck*

**Math**

if y varies directly as x find the direct variation equation for the situation: y=20 and x=16
*October 19, 2007 by George*

**college algebra**

Solve each variation problem. n varies directly as q, and n= 39 when q=3. Find n when q=8.
*April 23, 2010 by BJ*

**Algebra 2**

Find rarition constant and an equation of variation where y varies directly as x and y =60 when x = 10.
*October 23, 2010 by Anonymous A*

**Algebra 2**

M Varies jointly with A and T and inversley with H. Write and equation that represents the relationship.
*December 14, 2010 by Karl*

**Please Help!! Math**

If c varies directly as the square root of d, and c = 14 when d = 64, find c when d = 324.
*June 5, 2013 by Jnr John*

**math**

write the direct variation equation for the following:y varies directly with x and y=60 when x=10
*June 11, 2013 by lina*

**math(algebra)**

If f(x) varies directly with x, and f(x) = 45 when x=9, find the value of f(x) when x=3 answer choices are A. f(x)=8x B. f(x)=4/3x C. f(x)=6x D. f(x)=3/4x
*February 19, 2014 by Ayriana*

**algebra**

Determine whether y varies directly with x if so find the constant of variation k 3y=-7 x-18
*March 4, 2014 by snow*

**maths**

body of weight is inversely propotional to square of its distance from center of earth,radius of the earth is 6380 km, how much 80 kg man weigh 1600 km from the surface of earth
*February 16, 2014 by Anonymous*

**chem**

If the pressure of the original doubles does that mean the original will decrease by 1/2? Because pressure and volume are inversely proportion to each other?
*March 22, 2012 by bkue*

**Science**

Please Check 1.) If a quantity increases as a second quantity increases and decreases as the second quantity decreases the two quantities are said to be *a)Directly proportional b)Inversely proportional c)Completely unrelated d)Blue and red 2.) If a quantity increases as a ...
*July 13, 2010 by Matt *

**Calc**

Find the constant of proportionality for the following situation: "y is jointly proportional to x and z and inversely proportional to w." w=2, x=5, y=4, and z=9 So i think the equation is y=xz/w But what is the constant of proportionalit supposed to mean?
*October 2, 2011 by Jake*

**math**

I am having trouble with this problem, thanks! If y varies jointly as x and the cube of z, and y=378 when x=4 and z=3, find y when x=9 and z=2 .
*September 30, 2008 by cal*

**Math**

Suppose y varies directly with x and y=12 when x=6. Write an equation realting x and y. Please help, do not understand.
*May 20, 2009 by Gaby*