Jina made $171 for 9 hours of work. At the same rate, how much would she make for 7 hours of work??

Question

Solving a word problem on proportions using a unit rate

Answer 1

x/7 = 171/9 = 19 per hous

x= 7x19 = 133 dollars for 7 hours

working 7 hours at $19 per hour is $133