SOLUTION: the Waltzer average phone bill increased from 16.65 to 19.98. what percentage did it increase?

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Question 72560: the Waltzer average phone bill increased from 16.65 to 19.98. what percentage did it increase?
Answer by Tutor Online(2) About Me  (Show Source):
You can put this solution on YOUR website!
increase in bill = 19.98-16.65 = 3.33
percentage increase = 100*increased value/original value
= 100*3.33/16.65
=20%
hope this helps
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