jonathanmichel jonathanmichel

20-03-2017
Mathematics

contestada

a plumber charges an initial fee of $200 plus an hourly fee of $50. Mr.Collins paid the plumber $450. How many hours did the plumber work ?

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fredritzadam fredritzadam

20-03-2017

The plumber worked for 5 hours because 450-200=250 which gets rid of the initial fee so 250 divided by 50 is 5

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