SOLUTION: Sonya's earnings are directly proportional to the number of hours she tutors math. If she earns $422.50 when she tutors 13 hours, what will she earn if she tutors 28 hours?

Question 37722: Sonya's earnings are directly proportional to the number of hours she tutors math. If she earns $422.50 when she tutors 13 hours, what will she earn if she tutors 28 hours?
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
Define the variables:
e=earnings
h=numbers of hours worked
Equation:

So:

multiply

RELATED QUESTIONS
Sonya's earnings are directly proportional to the number of hours she tutors math. If... (answered by hellyeah)

Sue earns the same amount of money for each hour that she tutors in math. In 3 hours she... (answered by graphmatics)

The amount a person earns is directly proportional to the number of hours she works per... (answered by TimothyLamb)

Debra tutors math. For each hour that she tutors, she earns 40 dollars. Let A be the... (answered by josgarithmetic)

a sales person earns a basic salary of $600 per month plus commission of 10% on sales she (answered by ejazali_syed)

Mariah earns $6.50 per hour working up to four hours each day after school. Her weekly... (answered by TimothyLamb)

The number of patients Dr. Wong can see is directly proportional to the time it takes her (answered by rfer)

Lucy tutors students for $20 per hour. She spent $13 on an ad in the newspaper. The... (answered by josmiceli)

6. If y varies inversely with x, and y = 5 when x = 8, what is k? 7. If y varies... (answered by solver91311)