A courtyard is 21 meter long and 14 meter board is to be paved with bricks of dimensions 14 cm by 8 cm. The total number of bricks required is :
Choose the most appropriate option
A) 16000 B) 18000 C) 20000 D) 26250 E) None of these
Explanation:   Number of bricks =Courtyard area /1 brick area   =(2100Ã—1400 /14Ã—8)=26250   Option 26250
<result>D</result>
A courtyard is 21 meter long and 14 meter board is to be paved with bricks of dimensions 14 cm by 8 cm. The total number of bricks required is :