Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 7

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What is the additive identity element in the set of whole numbers?

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Important Questions on Rational Numbers

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 8

What is the multiplicative identity element in the set of whole numbers?

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 9

Which of the following is not zero?

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 10

The whole number nearest to

457

and divisible by

11

is

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 11

If

- \frac{3}{8}

and

\frac{x}{- 24}

are equivalent rational numbers, then

x =

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 12

If

\frac{27}{- 45}

is expressed as a rational number with denominator

5

, then the numerator is

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 13

Which of the following pairs of rational numbers are on the opposite sides of the zero on the number line?

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 14

The rational number equal to

\frac{2}{- 3}

is

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Mathematics for Class 7>Chapter 4 - Rational Numbers>OBJECTIVE TYPE QUESTIONS>Q 15

If

- \frac{3}{4} = \frac{6}{x}

, then

x =