Question

A school has a hall which is 22m long and 15.5 m broad. A carpet is laid inside the hall leaving all around a margin of 75 cm from the walls. Find the area of the carpet and the area of the strip left uncovered. If the width of the carpet is 82 cm, find its cost at the rate of rs. 60 per m.

Answer 1

length of hall =22m
width-----------=15.5
•°• Area -------= l*b
= 22*15.5= 341
A carpetis laid inside hall is 75
•°• area = 27962
uncoverd area = 27962- 341
= 27621
cost. = 27621* 60
= 1657260