Math Help - measuring bricks

1. measuring bricks

Could you please help me answer this question. Say that I am laying bricks- If my room is 6ft wide and 24ft long how many 4inch by 8inch bricks will I need?

2. Originally Posted by Jennifer Batson
Could you please help me answer this question. Say that I am laying bricks- If my room is 6ft wide and 24ft long how many 4inch by 8inch bricks will I need?
6 x 24 = 144 square feet.

Given that 1 foot is 12 inches, let's convert the inches to feet.

Brick's width = 4/12 = 1/3 feet
Brick's length = 8/12 = 2/3 feet

Brick's area = 2/9 square feet

So the number of bricks we want is: $144 \div \frac{2}{9} = 648$ Bricks