a swimming pool is 20 m in length,15 m in breadth and 4 m in height.find the cost of cementing its floor and walls at the rate of ₹12 per m2
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HEY HERE IS YOUR ANSWER!!!!
LENGTH=20M
BREADTH =15M
HEIGHT=4M
AREA OF ITS FLOOR=LENGTH×BREADTH
=20×15
= 300m sq.
AREA OF ITS FOUR WALLS=2(L+B)×2(B+L)
=2×35m×2×19m
=2660msq.
COST OF ITS FLOOR=300×12PER M SQ.
=RS3,600
COST OF ITS FOUR WALLS=2660×12
=31920
TOTAL COST OF FLOOR AND WALLS=31920+3600
=35,520 IS YOUR ANSWER
HOPE IT HELPS
LENGTH=20M
BREADTH =15M
HEIGHT=4M
AREA OF ITS FLOOR=LENGTH×BREADTH
=20×15
= 300m sq.
AREA OF ITS FOUR WALLS=2(L+B)×2(B+L)
=2×35m×2×19m
=2660msq.
COST OF ITS FLOOR=300×12PER M SQ.
=RS3,600
COST OF ITS FOUR WALLS=2660×12
=31920
TOTAL COST OF FLOOR AND WALLS=31920+3600
=35,520 IS YOUR ANSWER
HOPE IT HELPS
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