A rectangular box measures internally 1.6 m long, I m broad and 60 cm deep.The number of cubical blocks each of edge 20 cm that can be packed inside the box is  Pick one.
A) 30  B) 53  C) 60  D) 120  E) None
Solution   Number of blocks	= (160×100×60 / 20×20×20)   = 120.   Answer 120
<result>D</result>
A rectangular box measures internally 1.6 m long, I m broad and 60 cm deep.The number of cubical blocks each of edge 20 cm that can be packed inside the box is