How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 2

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IMPORTANT

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What number must be added in each term of the fraction $\frac{7}{31}$ , so that it may become $\frac{5}{17}$ .

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Important Questions on Ratio, Proportion and Variation

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CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 3

If

x

varies inversely as

(y^{3} - 1)

and is equal to

3

when

y = 2

, find

x

when

y = 4 .

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 4

If

x

varies as

y

and

y = 4

when

x = 12

, find

x

when

y = 15

.

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 5

X

varies jointly as

Y

and

Z

, and

X = 6

when

Y = 3, Z = 2

, find X when

Y = 5, Z = 7

.

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 6

If

x

varies as

y

directly, and as

z

inversely, and

x = 12

when

y = 3

, find

z

when

x = 4, y = 5 .

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 7

Divide

₹ 1400

into three parts in such a way that half of the first part, one-fourth of the second part and one-eighth of the third part are equal.

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How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 8

Divide

₹ 5000

among

A, B, C

and

D

, so that

A

and

B

together get

\frac{3}{7}

of what

C

and

D

get together,

C

gets

1.5

times of what

B

gets and

D

gets

\frac{4}{3}

times as much as

C

. Then, the share of

B

is _____.

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How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 9

If

\frac{p}{q + r} = \frac{q}{p + r} = \frac{r}{p + q}

, then each fraction is equal to _____.

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IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 10

If

3 x^{2} + 3 y^{2} = 10 x y

, what is the ratio of

x

to

y

?