New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 2

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A fraction bears the same ratio to $\frac{1}{27} as \frac{3}{7}$ does to $\frac{5}{9}$ . The fraction is

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Important Questions on Ratio and Proportion

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 3

Which of the following arrangements of the numbers

75, 4, 3, 100

forms a proportion?

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 4

The third proportional to

0.8

and

0.2

is

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 5

Which of the following ratios is the largest.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 6

If

A : B = 7 : 9

and

B : C = 6 : 7,

then

A : C

is

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 7

The ratio

4 : 5

is greater than

3 : 4

.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 7

The simplest form of the ratio

380 : 570

is

2 : 19

.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 7

The ratio of 5 paise to

10

rupees is

1 : 200 .

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 7

If

\frac{a}{b} = \frac{2}{3}

and

\frac{b}{c} = \frac{6}{8}

, then

c : a = 1 : 4

.