Find (i) 0 ÷ 2/3 (ii) 1/3 × -5/7 × -21/10

Solution:

(i) 0 ÷ 2/3

0 × 3/2 = 0

(ii) 1/3 × -5/7 × -21/10

Multiply all the numerator at once and denominator at once

= (1 × -5 × -21)/ (3 × 7 × 10)

= 1/2

✦ Try This: Find (i) 1 ÷ 2/3 (ii) 1/5 × -2/7 × -35/15

(i) 1 ÷ 2/3

= 1 ÷ 2/3 = 1/(⅔) = 3/2

(ii) 1/5 × -2/7 × -35/15

Multiply all the numerator at once and denominator at once

= (1 × -2 × -35)/(5 × 7 × 15)

= 2/15

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 1

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NCERT Exemplar Class 8 Maths Chapter 1 Problem 137

Find (i) 0 ÷ 2/3, (ii) 1/3 × -5/7 × -21/10

Summary:

(i) 0 ÷ 2/3 = 0, (ii) 1/3 × -5/7 × -21/10 = 1/2

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