A rectangular pit 1.4m long,90cm broad and 70cm deep is dug and bricks of size 21cm x 10.5cm x 4cm WERE made from the earth dug out. Find the number of bricks that could be made.
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Answer:
volume of pit=140×90×70
volume of bricks=21×10.5×4
No of bricks made = 140×90×70/21×10.5×4
= 1000ANS
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