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Mrs. Jones bought 25 apples for $7.50.
She sold 12 apples for 60 cents each and the remainder for 55 cents each.
Calculate her percentage profit or loss. State whether she made a profit or a loss.
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It is to replace incorrect calculations by @josgarithmetic.
Mrs. Jones spent $7.50.
She gained 12*0.60 + (25-12)*0.55 dollars = $14.35.
Since she gained more than she spent, she made a profit.
The percentage profit is = 91 %, or 91.33% rounded.
Solved.