Question

the area of four walls of a room is 320 m^2 and its height is 5 metre the perimeter of the room is how much. -this is the question.

please help me to do this sum! please please please... ​

Answer 1

Answer:

Area of the floor of the room =13m × 9 m=117 sq.m

Area of the carpet required = 117 sq.m

Cost of 1 sq. m carpet = Rs.12.40

So cost of 117 sq m = Rs.117×12.40 =Rs.1450.80

Answer 2

Answer:

Area of the floor of the room =13m × 9 m=117 sq.m

Area of the carpet required = 117 sq.m

Cost of 1 sq. m carpet = Rs.12.40

So cost of 117 sq m = Rs.117×12.40 =Rs.1450.80

Step-by-step explanation: