SOLUTION: At the beginning of 2012 Jacob savings Account had $675.20 he deposited $40 each month and $66.50 interest for the year what was the percent of increase for Jacob savings account

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Question 1072252: At the beginning of 2012 Jacob savings Account had $675.20 he deposited $40 each month and $66.50 interest for the year what was the percent of increase for Jacob savings account at the end of the year to the nearest whole percent A 37% B 45% C 55% or D 81%
Found 2 solutions by addingup, MathTherapy:
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
40 x 12 = 480 + 66.50 = 546.50
546.50/675.20 = 0.81 or 81%

Answer by MathTherapy(10719) About Me  (Show Source):
You can put this solution on YOUR website!
At the beginning of 2012 Jacob savings Account had $675.20 he deposited $40 each month and $66.50 interest for the year what was the percent of increase for Jacob savings account at the end of the year to the nearest whole percent A 37% B 45% C 55% or D 81% 
Started with: $675.20

Ended with: 675.20 + 40(12) + 66.5 = $1,221.70

Increase over a year: $1,221.70 - 675.20 = $546.50

Percent increase: