Question

a room is 13 M long and 9 metre board find the cost of carpeting the room with a carpet 75cm board at ₹50 per metre

Answer 1

A room is 13 m long and 9 m broad. Find the cost of carpeting the room with a carpet 75 cm broad at the rate of Rs 50 per metre.

Answer:-

Length of the room - 13 m
breadth of the room - 9 m

Area to be carpet - 13 × 9 m^2
>> 117 m^2



breadth of the carpet - 75cm >> 3/4m

length of carpet required - area to be carpet / breadth of the carpet

$117 \div 3 \div 4$
156 m

Rate of carpet - 50₹ per meter

Cost of carpet - ₹65 × 156 m

rs 10140