Question

A swimming pool is 20 m long 15 m wide and 4 m deep. Find the cost of repairing its floor and four
wall @ 5.25 per square metre.​

Answer 1

Answer:

Dimensions of swimming pool are = 20m × 15m ×3m Where, Length = 20m , Breadth = 15m , Height = 3m We know, Area of floor = length × breadth = 20 × 15 = 300 m2 Area of walls of swimming pool = 2 (lh + bh) cm2 = 2 (20×3 + 15×3) = 2 (60 + 45) = 2 (105) = 210m2Read more on Sarthaks.com - https://www.sarthaks.com/676525/swimming-pool-long-wide-and-deep-find-cost-repairing-the-floor-wall-the-rate-per-square-metre?show=676526#a676526