Question

a line 150m long and 9m wide is to be paved with bricks each measuring 22.5 cm how many brick are required

Answer 1

first get perimeter = 150 × 9
= 1350m2
= 13,50,000 cm2

Now to find how many bricks

13,50,000/22.5

= 60,000 Bricks Required

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-ArjunIsCool