How many planks of dimensions 5 cm×25 cm×10 cm can be stored in a pit which is 20 m long, 6 m wide and 80 cm deep?
The number of planks of dimensions(4 m×5 m×2m)that can be stored in a pit which is 40 m long, 12 m wide and 16 m deep,is(a) 190 (b) 192 (c) 184 (d) 180