SOLUTION: An MP3 player costs $80. A student has a coupon for 1/4 off. The student saves $7 per week. Assuming the price of the MP3 player does not change, how long will it take the stu

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: An MP3 player costs $80. A student has a coupon for 1/4 off. The student saves $7 per week. Assuming the price of the MP3 player does not change, how long will it take the stu      Log On


   

Question 1032793: An MP3 player costs $80. A student has a coupon for
1/4
off. The student saves $7 per week. Assuming the price of the MP3 player does not change, how long will it take the student to save enough to buy it?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
An MP3 player costs $80. A student has a coupon for
1/4 off. The student saves $7 per week. Assuming the price of the MP3 player does not change, how long will it take the student to save enough to buy it?
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1/4 off reduces the cost to 80-(1/4)80 = 80-20 = $60
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# of weeks = 60/7 = 8 4/7
Rounding up to whole number of weeks = 9 weeks.
Cheers,
Stan H.
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