syntheticcs syntheticcs

06-07-2021
Mathematics

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Mr. Harris earns $12 per hour for 40 hours of work. He earns $18 per hour for hours worked over 40. How many hours did he work if he earned $642?

Respuesta :

MommaBear2012 MommaBear2012

06-07-2021

Answer:

$49 hours

Step-by-step explanation:

12*40=$480

642-480= $162

$162/18= 9 hours more than 40

40+9=49 hours

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