Question

An electrician needs 4/5 of a roll of electrical wire to wire each room in a house. How many rooms can he wire with 3 1/5 rolls of wire?

Answer 1

4

Explanation:

Answer 2

4 rooms

Explanation:

`\displaystyle \frac{3(1)/(5)\text{ total rolls}}{(4)/(5) \text{ rolls per room}}=((16)/(5))/((4)/(5))=(16)/(4)=4\text{ rooms}`