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February 9, 2016

Search: if y varies inversely as x and y

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

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