Question

find the cost of 4 2/5 meter of lace at the rate of rupees 15 3/4 per metre

Answer 1

COST OF 1 METER LACE = 15 3/4
=
$(15 \times 4 + 3) \div 4 = 63 \div 4$

Cost of 4 2/5 = 22/4 * 63 / 4
= 22*63/ 16
= 1386/16

Answer 2

1 m Lace =63/ 4

Hence, 22/5  m lace =  22/5 x 63/4

 = 69.3