Question

A room is of 11m X 8m X 5m X. Find the cost of cementing its four walls and floor at the rate of ruppes 4 per sq m including doors and windows etc

Answer 1

Answer:

₹1304

Step-by-step explanation:

Lenght-8      breadth=5       height=11

the area of the 5 walls = TSA - area of celing

2{lb+bh+lh} - lb

2{8*5 + 5*11 + 8*11} - 8*5

2{40 + 55 + 88} - 40

2{183} - 40

366 - 40

326

cost of flooring

326*4

₹1304