Question

5 cm
A brick has a cubical shape with an edge
of length 45 cm. How many such bricks
can fit in a room having length 4.5 m,
breadth 2.7 m and height 1.8 m?​

Answer 1

Answer:

volume of one brick=a^3

=45^3

= 91125cm^3/1000000

=0.091125m^3

volume of room=l*b*h

=4.5*2.7*1.8

=21.87m^3

no. of bricks=21.87m^3/0.091125m^3

=240 bricks