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Introduction: Rational Numbers

Which of the ...

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Question 03

Which of the following rational numbers is negative?

(a) $- (\frac{- 3}{7})$
(b) $\frac{- 5}{- 8}$
(c) $\frac{9}{8}$
(d) $\frac{3}{- 7}$

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Solution

(a) $- (\frac{- 3}{7}) = \frac{3}{7}$
(b) $\frac{- 5}{- 8} = \frac{5}{8}$
(c) $\frac{9}{8} = \frac{9}{8}$
(d) $\frac{3}{- 7} = \frac{- 3}{7}$

Hence, $\frac{- 3}{7}$ is the only negative number here.

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Similar questions

Question 39

In the given figure (Q .No. 37) which of the following is true?
(a) $∠ 1 = ∠ 5$
(b) $∠ 4 = ∠ 8$
(c) $∠ 5 = ∠ 8$
(d) $∠ 3 = ∠ 7$

Question 4

Next three consecutive numbers in the pattern 11, 8, 5, 2, ___, ___, ___ are

(a) 0, – 3, – 6 (b) – 1, – 5, – 8
(c) – 2, – 5, – 8 (d) – 1, – 4, – 7

Q. Question 136
Write the following rational numbers in the descending order.

\frac{8}{7}, \frac{- 9}{8}, \frac{- 3}{2}, 0, \frac{2}{5}

Question 02

Which of the following rational number is positive?

(a) $\frac{- 8}{7}$
(b) $\frac{19}{- 13}$
(c) $\frac{- 3}{- 4}$
(d) $\frac{- 21}{13}$

Q. Which of the following are positive rational numbers?

(i)

\frac{3}{- 5}

\frac{- 11}{15}

\frac{- 5}{- 8}

\frac{37}{53}

\frac{0}{3}

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Introduction: Rational Numbers

Standard VII Mathematics

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