A courtyard 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is

A courtyard 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is

A 25000

B 20000

C 18000

D None of these

Solution

Correct Answer: Option B

Number of bricks=(Area of courtyad/Area of 1 brick)

=(2500x1600)/(20x10)=20000