Jenna0710
Jenna0710 Jenna0710
  • 21-05-2019
  • Mathematics
contestada

Henry is a plumber. He charges an

Henry is a plumber He charges an class=

Respuesta :

Evagenkinger
Evagenkinger Evagenkinger
  • 21-05-2019

Answer:  Four and a half hours

Step-by-step explanation:

1. Henry has an initial fee of $45.  Subtract $45 dollars from the total $135 to get $90 dollars.

2. Divide the remaining $90 by 20 (which represents the $20 an hour). 90/20=4.5

3. It took Henry four and a half hours to do the job.

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