xxxpointlessxxx xxxpointlessxxx

12-11-2021
Mathematics

contestada

A service call for repairing your mower is $50 plus $80 per hour.
How many hours did it take to service your mower if the charge was
$90?

0.2 hours
0.5 hours
1.125 hours
2 hours

Respuesta :

MelloOfTime MelloOfTime

12-11-2021

Answer:

0.5 hours

$130 = 1h

$90 = 30m/1h

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