Answer:
25 mangoes for $7.50 = .30 cents each
12 sold for .60 each = $7.20
12 sold for .30 more = $3.60 profit
25 - 12 = 13
13 sold for .55 each = $7.15
13 sold for .25 more = $3.25 profit
$3.60 + $3.25 = $6.85 total profit = 90%
Step-by-step explanation: