New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Exercise>Q 12

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Jaya has two maps, Map A and Map B. The Map scale of Map A is $1 : 25000$ and Map B scale is $1 : 10000$ . On Map B the distance between Town X and Town Y is $16 cm$ . What is the distance between two towns on a Map A.

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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 1

The ratio of the number of

30

-days months to

31

-days months in a year is_____.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 1

The ratio

\frac{1}{8} : \frac{1}{9} : \frac{1}{3}

in simplest form is _____.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 1

Which ratio is smaller:

7 : 10 or 2 : 5

? _____

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 1

If

x : 5 = 18 : 30,

then

x =

_____.

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New Mathematics Today Class 7>Chapter 7 - Ratio and Proportion>Revision Exercise>Q 1

If the cost of

6

sandwiches is

₹ 96

, the cost of

10

sandwiches is

₹

_____.

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

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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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