A rectangular room is 8.4 m by 4m. It is floored with marble of size 60 cm × 40 cm .find the number of marble pieces
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2
8.4m=>840cm
4m=>400cm
Number of pieces=840×400/60×40=>140
4m=>400cm
Number of pieces=840×400/60×40=>140
Answered by
3
8.4m = 840cm
4m = 400cm
marble needed = 840×400/60×40
= 336000/2400
= 140
4m = 400cm
marble needed = 840×400/60×40
= 336000/2400
= 140
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