# SOLUTION: An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale an additional 15% is taken off the discounted price. J

Algebra ->  Algebra  -> Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale an additional 15% is taken off the discounted price. J      Log On

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 Question 252404: An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale an additional 15% is taken off the discounted price. Julie , a student at the local high school, purchases a flute for \$306. How much dit it originally cost?Answer by drk(1908)   (Show Source): You can put this solution on YOUR website!Let the original price be P. 10% off means 90% left, so we get .9P additional 15% off means 85% left, so we get .9(.85)P = .765P THis is equal to \$306, so we get .765P = 306 P = \$400.