Question

A swimming pool is 20 m in length, 15 min
breadth
and 4 m in depth. Find the cost of cementing its
floor and walls @ 12 per m².​

Answer 1

Answer:

Rs 6960 the surface area of swimming pool is 580 m

Answer 2

Step-by-step explanation:

length = 20 m

bredth = 15 m

depth = 4 m

find surface area

formula = 2( (l× b) + (b×h) + (l×h))

2( (20× 15) + (15×4) + (20×4))

2× 300+ 60 + 80

2× 440

880 m square

price of cementing= 880×12

=10,560 RS

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