Question

6.
A swimming pool is 20 m in length, 15 m in breadth, 4 m in depth. Find the cost
of cementing its floor and walls at 35 per m2.​

Answer 1

Step-by-step explanation:

Given that,

l=20m

b=15m

d=4m

We know that,

Area for coner its floor2d(l+b)+lb

=2(4)(20+15)+(20×15)

=8×35+300

=280+300

=580m2

Rate of coner its floor Rs.35/m2

∴ Total cost of coner its floor =580×35

Rs.20300

Then,

We get Rs.20300

Answer 2

Answer:

20300 is ur answer.

Step-by-step explanation:

Answer by @MrMysteryy