RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 21. Mensuration-II (Volumes and Surface Areas of a Cuboid and a Cube)

Subject: Maths - Class 8th

Q. No. 13 of Exercise 21.2

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A rectangular field is 70 m long and 60 m broad. A well of dimensions 14 m × 8 m × 6 m is dug outside the field and the earth dug-out from this well is spread evenly on the field. How much will the earth level rise?


Dimension of rectangular field = 70m ×60m

Dimension of well = 14m × 8m ×6m

Amount of earth dug out from well =


Rise in earth level of rectangular field =

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