=(4/ 7) * (7 / 2) multiplying by reciprocal = (4 * 7) / (7 * 2) =(2*2*7)/(7*2) =2

Divide 3/21 by 7/8.


= (3 / 21) * (8 / 7) multiplying by reciprocal
= (3 * 8)1 (21 * 7)
=(3*8)/(3*7*7)
= 8/49

Computer Science & Information Technology

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