Question

a rectengal room is10m long and 6m wide .find the cost of covering the floor with a carpet 2m wide at the rate of ₹42per
metre

Answer 1

perimeter = 2(L+B)
L=10m
B= 6m
perimeter= 2(10+6)
=32m
cost of 2m carpet = 42rupees
cost of1m carpet= 42/2=21 rupees
cost of 32m = 21*32
= 672rupees