Question
The cost of packaging of the oranges is 15% the cost of
fresh oranges themselves. The cost of oranges increased by 35% but the cost of packaging decreased by 40%, then the percentage change of the cost of packed oranges, if the cost of packed oranges is equal to the sum of the cost of fresh oranges and cost of packaging.Solution
Let initial Cost of fresh, oranges = 100 packaging cost = 15, Initial total cost = 100 + 15 = 115 After increasing in cost of fresh oranges 35%, Cost of fresh oranges = 135 And cost of packing goes down by 40% so, Cost of packing = 6 Total cost = 135 + 6 = 141 Increased cost = 141 – 115 = 26 % increased = (26 x 100) /115 = 22.60%
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