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13-01-2020
Mathematics

contestada

An electrician charges $30 for a service call,plus $75 per hour of service. If he charged $210, how many hours did he work?

Respuesta :

elisewatson22 elisewatson22

13-01-2020

Answer: 2.4 hrs

Step-by-step explanation:

210-30 = 180

180/75= 2.4 hrs

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