John earn $97.50 for 10 hours of work. Amy earned $120 for 12 hours of work. How much did each person earn per hour? How can you use this information to compare the earnings.

Amy earns $0.25 more than John.

Step-by-step explanation:

We have been given that John earn $97.50 for 10 hours of work.    

Let us find hourly earnings of Jake by dividing total earnings by total times as:

Therefore, John earns $9.75 per hour.

We are also told that Amy earned $120 for 12 hours of work.

Let us find hourly earnings of Amy by dividing total earnings by total times as:

Therefore, Amy earns $10 per hour.

We can see that $10 are $0.25 more than $9.75, therefore, Amy earns $0.25 more than John.