Question

Salma made $378 for 18 hours of work.

At the same rate, how many hours would she have to work to make $147?
hours

Answer 1

7 hours

378÷18=21$/h in ONE hour Salma makes 21$ so you have to do 147÷21=7h

Answer 2

7 hours

every hour she makes $21

Explanation:

378÷18=21

147÷21=7