Question

The cost of digging a cuboidal pit 8m long , 6m board & 3cm deep at the rate of Rs. 30/- per m3 will be.......................?

Answer 1

Volume of cuboid= l*b*h

V= 8*6*0.03
V=1.44m^3

cost= 1.44*30
=RS.43.2

Answer 2

Volume of cuboidal pit=l*b*h
=8*6*3=144m cube
cost of digging=144*30=RS 4320