1.

Simplify: [3(3/7)] ÷ (8/21)

Answer»

[3(3/7)] ÷ (8/21)

Convert mixed fraction into improper fraction,

= [3(3/7)] = (24/7)

We have,

= (24/7) ÷ (8/21)

= (24/7) × (21/8)

(Because reciprocal of (8/21) is (21/8)

= (24 × 21) / (7 × 8)

= (3 × 3) / (1 × 1)

= 9



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