How many square tiles each of side 0.5 m will be required to pave the floor of a room which is 4 m long and 3 m broad?

How many square tiles of side 20cm are required to cover the floor of a square room of side 4m?

How many tiles, each 4 decimetre square, will be required to cover the floor of a room 8m long and 6m broad ?

How many square tiles of side 40 cm will be required to pave a footpath which is 2 m wide and surrounds a rectangular plot 80 m by 44 m ?

What is the least number of square tiles required to pave the floor of a room 9 m 99 cm long and 4 m 7 cm broad?

What is the least number of square tiles required to pave the floor of a room 15 m 17 cm, long and 9 m 2 cm broad ?

How many tiles 20 cm by 40 cm will be required to pave the floor of a prayer hall of a room 16 m long and 9 m wide :

How many squae tiles of side 1 cm each are requied to cover a square area of side 4 m ?

How many cubes each of side 0.5 m are required to build a cube of volume 8 m^3 ?