Mari has a part time job . she earns $7 an hour . she make at most $13.20 per week. what is the greatest numbers of hours that she woks

1 hour.

Step-by-step explanation:

Mari has a part time job.

She earns $7 per hour.

She makes at most $13.20 per week.

1 hour gives $7

How many hours gives $13.20 ?

Cross multiplying gives;

× 1 hour = 1.885714286 hours

Since she can't get a payment for 0.885714286 hours, she will have to work for 1 hour.

it is not that hard all u have to do is plot the graph

step-by-step explanation: