Question

A swimming pool has L= 20cm B=15m Depth=4m. find the water required to fill it completely​

Answer 1

Answer:

Length = Breadth =

20m

15m Depth

Suryace Area

to be cemented

=2(bh the) + lb

⇒ 2 C 15x4 + 20x4) + 20x 15

⇒2 (60+80) => 2 (140) + 30 + 300

280 +200

58 0

238 9200 m²

THU 30

Cost

of cementing 1 m ² = € 35 Cementing 300 m ² = € 35×3+0580

Cast of

580

⇒20300

Answer 2

Answer:

volume of the swimming pool

=20m×15m×4m

=1200cu m

=1200×1000 cu dcm

=12,00,000 litre

so,12,00,000 liter water is required to fill it completely.