9. Five marks exercie problems V

1. The dimensions of a brick are \(24 \ cm \times 12 \ cm \times 8 cm\). How many such bricks will be required to build a wall of \(20 \ m\) length, \(48 \ cm\) breadth and \(6 \ m\) height?

 

Number of bricks required \(=\)

 

 

2. The volume of a container is \(1440 \ m^3\). The length and breadth of the container are \(15 \ m\) and \(8 \ m\) respectively. Find its height.

 

Height of the container \(=\)  \(m\)