Question

A school has a hall which is 22m long and 15.5 m broad a school has a hall which is 22 metre long and 15.5 m broad. a carpet is laid inside the hall living all around margin of 75 cm from the walls find the area of the carpet and the area of strip left un covered if the width of the carpet is 82 cm find its cost at the rate of 60 rupees per metre ​

Answer 1

Answer:

area of hall lxb 220x155 is 34100 sq.cm . area of carpet 75x82 is 6150

area left uncovered is area of hall - area of carpet

34100 -6150 is 27950sq.cm

cost of carpet

27950 x2 is 55900 rs