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[Form 5] - Variation

Authored by Cikgu Hafis

Mathematics

11th Grade

Used 50+ times

[Form 5] - Variation
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

P varies directly as the cube root of Q. Find the relation between P and Q.

PQ3P\propto Q^3

P1Q3P\propto\frac{1}{Q^3}

PQ13P\propto Q^{\frac{1}{3}}

P1Q13P\propto\frac{1}{Q^{\frac{1}{3}}}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is given that S varies directly as T and inversely as the square root of U. Find the relation between S, T and U.

SU2TS\propto\frac{U^2}{T}

STU2S\propto\frac{T}{U^2}

STUS\propto\frac{T}{\sqrt{U}}

SUTS\propto\frac{\sqrt{U}}{T}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

y varies directly as x and inversely as the square of z. Given that the constant is k,find the relation between x, y and z.

y=kx2zy=\frac{kx^2}{z}

y=kxz2y=\frac{kx}{z^2}

y=kxzy=\frac{kx}{\sqrt{z}}

y=kzxy=\frac{k\sqrt{z}}{x}

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is given that X varies directly as the square root of Y and inversely as the square of Z. Find the relation betzveen X, Y and Z.

XYZ2X\propto\frac{\sqrt{Y}}{Z^2}

XZY2X\propto\frac{\sqrt{Z}}{Y^2}

XY2ZX\propto\frac{Y^2}{\sqrt{Z}}

XZ2YX\propto\frac{Z^2}{\sqrt{Y}}

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is given that PQ2 = k, where k is a constant. Which of the following statements is true?

P varies directly as the square of Q.

P varies directly as the square root of Q.

P varies inversely as the square of Q.

P varies inversely as the square root of Q.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows two sets of values of the variables D and N.

It is given that D varies directly as N. Find the value of x.

72

60

36

3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table below some values of the variables p, q and r which satisfy  rpqr\propto pq  . Calculate the value of d.

 13\frac{1}{3}  

 12\frac{1}{2}  

 14\frac{1}{4}  

 66  

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