RBSE Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.4

Rajasthan Board RBSE Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.4 Textbook Exercise Questions and Answers.

RBSE Class 7 Maths Solutions Chapter 2 Fractions and Decimals Ex 2.4

Question 1.
Find:
(i) 12 ÷ \(\frac{3}{4}\)
(ii) 14 ÷ \(\frac{5}{6}\)
(iii) 8 ÷ \(\frac{7}{3}\)
(iv) 4 ÷ \(\frac{8}{3}\)
(v) 3 ÷ 2\(\frac{1}{3}\)
(vi) 5 ÷ 3\(\frac{4}{7}\)
Answer:

Question 2.
Find the reciprocal of each of the following fractions. Classify the reciprocals as proper fractions, improper fractions and whole numbers.
(i) \(\frac{3}{7}\)
(ii) \(\frac{5}{8}\)
(iii) \(\frac{9}{7}\)
(iv) \(\frac{6}{5}\)
(v) \(\frac{12}{7}\)
(vi) \(\frac{1}{8}\)
(vii) \(\frac{1}{11}\)
Answer:
(i) Reciprocal of \(\frac{3}{7}\) = \(\frac{7}{3}\) (Improper fraction)
(ii) Reciprocal of \(\frac{5}{8}\) = \(\frac{8}{5}\) (Improper fraction)
(iii) Reciprocal of \(\frac{9}{7}\) = \(\frac{7}{9}\) (proper fraction)
(iv) Reciprocal of \(\frac{6}{5}\) = \(\frac{5}{6}\) (proper fraction)
(v) Reciprocal of \(\frac{12}{7}\) = \(\frac{7}{12}\) (proper fraction)
(vi) Reciprocal of \(\frac{1}{8}\) = 8 (Whole number)
(vii) Reciprocal of \(\frac{1}{11}\) = 11 (Whole number)

Question 3.
Find
(i) \(\frac{7}{3}\) ÷ 2
(ii) \(\frac{4}{9}\) ÷ 5
(iii) \(\frac{6}{13}\) ÷ 7
(iv) 4\(\frac{1}{3}\) ÷ 3
(v) 3\(\frac{1}{2}\) ÷ 4
(vi) 4\(\frac{3}{7}\) ÷ 7
Answer:

Question 4.
Find:
(i) \(\frac{2}{5} \div \frac{1}{2}\)
(ii) \(\frac{4}{9} \div \frac{2}{3}\)
(iii) \(\frac{3}{7} \div \frac{8}{7}\)
(iv) 2 \(\frac{1}{3} \div \frac{3}{5}\)
(v) 3 \(\frac{1}{2} \div \frac{8}{3}\)
(vi) \(\frac{2}{5} \div 1 \frac{1}{2}\)
(vii) 3 \(\frac{1}{5} \div 1 \frac{2}{3}\)
(viii) 2 \(\frac{1}{5} \div 1 \frac{1}{5}\)
Answer: