Formulae And Variations Questions and Answers

0 votes

2 answers

A quantity P varies partly as the square of M and partly as N.

asked Apr 13, 2022 in Mathematics Form 3 by Modhri

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0 answers

q varies partly as the square of r and partly as the cube of r when r=10,q=208 and when r =20,q=1.182. Find q when the r =15

asked Nov 19, 2021 in Mathematics Form 3 by PiuzGitonga

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1 answer

p is partly constant and varies as q. If q=3 when p=1 and q=4 when p=10, find p when q=16

asked Nov 19, 2021 in Mathematics Form 3 by PiuzGitonga

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0 answers

Cost of a sphere

asked Oct 8, 2021 in Mathematics Form 3 by Wanxi

0 votes

2 answers

Three quantities are such that s varies jointly with p and the square root of t.

asked Aug 15, 2021 in Mathematics Form 3 by Eyomo

0 votes

1 answer

Three quantities are such that s varies jointly with p and the square root of t.

asked Aug 15, 2021 in Mathematics Form 3 by Eyomo

0 votes

1 answer

A quantity P varies partly as Q and partly as the square root of Q, given that P=30 when Q=9, and P=14 when Q=16. Find P when Q=36.

asked Aug 13, 2021 in Mathematics Form 3 by anonymous

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1 answer

Given P, express q in terms of p and r

asked Aug 13, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

X, Y and Z are three quantities such that X varies directly as the square of Y and inversely as the square root of Z.

asked Aug 13, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

Three variables p, q and r are such that p varies directly as q and inversely as the square of r.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

Given that C varies partly as A and partly as the square of A and that C=20 when A=2 and C=21 when A=3,determine the value of C when A=4.

asked Jul 21, 2021 in Mathematics Form 1 by anonymous

0 votes

1 answer

P varies directly as the cube of Q and inversely as the square root of R

asked Jun 30, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

Make b the subject of the formula.

asked Jun 30, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

Two variables x and y are such that y varies directly as xn where n is a constant. Given that y = 320 when r=16 and y =2560 when x = 64, find the value of n

asked Jun 18, 2021 in Mathematics Form 1 by anony mous

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