Question

A brick is 5/7 of a foot tall. If you need to build a brick wall that is 10 feet tall, how many bricks tall will the wall be?

Answer 1

7 1/7

Explanation:

For the problem:

5 /7 × 10 = ?

Convert any mixed numbers to fractions:

10 = 10

Multiply all of the numerators by each other. Do the same with the denominators and form a new fraction with these values:

5 × 10

7 × 1

=

50 /7

50 ÷ 7 = 7R1, therefore:

50 /7 = 7 1/7

The result is:

5

7

× 10 = 7 1/7