christopher12591119 christopher12591119

19-03-2021
Mathematics

contestada

A bill for the repair of a laptop was $249. The cost of the parts was $84, and the labor charge was $55 per hour. How many hours did it take to repair the laptop?

Respuesta :

suewoodson suewoodson

19-03-2021

3 hours.
Explanation
249 total - 84 already paid (for parts) is
165.
165
divided by
55 dollars an hour
is
3 hours worked on repairing.

Answer Link

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