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cristian2 cristian2
  • 01-06-2015
  • Mathematics
Answered

The total cost of water heater including a 7% sales tax is 524.30 what is the cost of the water heater without the tax

Verified Answer :

cclemeno cclemeno
  • 02-06-2015

patio and proportion

x/524.30= 7%/100%
cross multiply
100x= 3670.1
divide by 100
x= $36.70 sales tax
subtract that from the price paid
$524.30- $36.70=$487.60

$487.60 is the cost of the water heater before the sales tax

hope this helps

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