SOLUTION: John bought 15 pieces of fruit, some peaches and some plums. Peaches cost $0.89 each and plums cost $0.39 each. If John spent $8.85 on fruit, how many plums did he buy?

Question 575184: John bought 15 pieces of fruit, some peaches and some plums. Peaches cost
$0.89 each and plums cost $0.39 each. If John spent $8.85 on fruit, how many
plums did he buy?
Answer by chana(69) (Show Source): You can put this solution on YOUR website!
John bought 15 pieces of fruit, some peaches and some plums. Peaches cost
$0.89 each and plums cost $0.39 each. If John spent $8.85 on fruit, how many
plums did he buy?
sol :
let x = no of peaches
let (15 - x) = no of plums
given =( x * .89) + (15 - x) * .39 = 8.89
solving x and subtracting that from 15 will give you no of plums .
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