Question

If each brick weighs 2.81 kilograms, then how much does 15 bricks weigh?

Answer 1

Weight of 15 bricks = 42.15 kg

Explanation:

Weight of each brick = 2.81 kg

To find weight of 15 bricks

We can calculate the total weight of 15 bricks by using unitary method.

If 1 brick weights = 2.81 kg

∴ 15 bricks will weight =
`2.81* 15 =42.15\ kg`