Doug earns $10.50 per hour working at a restaurant. On

Friday he spent 1 & 3/4 hours cleaning, 2 & 1/3 hours doing

paperwork, and 1 & 5/12 hours serving customers. What were

Doug’s earnings?



Answer :

Get ready for a long problem. So First, We need to add up all of the fractions. We do this by making them into improper fractions. You should end up with 21/12, 28/12, and 17/12. Then you add them. You should have a total of 61/12. To make that back into a mixed number, you come up with 5 1/12 hours total. Then we multiply 5 1/12 by 10.5 ($10.50 per hour). You should then roughly come up with $53.38.

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