Question

20 m in length, 15 m in breadth and 4 m in depth. Fina
ng its walls and floor at the rate of 5 per m2. Also, find
he water required to fill the swimming pool completely.
क तरणताल 20 मी. लंबा, 15 मी. चौड़ा और 4 मी. गहरा है। इसकी दीवारों तथा फर्श को ₹5
ते वर्ग मी. की दर से सीमेंट करने की लागत ज्ञात कीजिए। तरणताल को पूरी तरह से पाना स​

Answer 1

ok

Step-by-step explanation:

first find the area of base and area of four walls then added then find cost and vol

Answer 2

Answer:

280m^2, 300m^2, 1500/-, 1200m^3

Step-by-step explanation:

Area of four walls={2(20+15)×4}m^2={70×4}m^2=280m^2

Area of swimming pool=(20×15)m^2=300m^2

Cost of construction=(300×5)/- =1500/-

Water needed to fill the pool completely=(300×4)m^3=1200n^3

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