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weqwewe [10]
3 years ago
15

Pauline billed her neighbor a total of $100 for the plumbing work she did. The cost of the materials was $12 and she Charged $16

per hour for her service. How many hours did she work?
9.7 hours
5.5 hours
7.0 hours
2.6 hours
Mathematics
1 answer:
pochemuha3 years ago
3 0
The answer is 5.5 hours

100 - 12 = 88

88 divided by 16 = 5.5
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