A rectangular pit 20m*15m*10m is dug and the earth taken out has to be disposed off in a truck which can carry a load of 300m3 of earth . The number of rounds the truck has to make to dispose the earth are?

volume of rectangular pit =l*b*h
=20*15*10
=3000m^3
no. of rounds the truck will need to take =3000/300
=10 rounds

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