a swimming pool is 20m in length, 15m in breadth, 4m in depth. find the cost of cementing its floor and walls at Rs 35 per m.
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20*15=300*12=3600 FOR THE BOTTOM.
20*4*2=160 FOR 2 SIDES.
15*4*2=120 FOR THE OTHER 2 SIDES.
3600+160+120=3880 TOTAL COST.
20*4*2=160 FOR 2 SIDES.
15*4*2=120 FOR THE OTHER 2 SIDES.
3600+160+120=3880 TOTAL COST.
akashmohan63:
thanks
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