1.

Cost of packing of mangoes is 40%cost of fresh mangoes. Price of mangoes is increased by 30 %but the cost of packing of mangoes is decreased by 50% . If cost of packed mangoes is equal to sum of cost of fresh mangoes and packing of mangoes then, find what is the percentage change in the cost of packed mangoes.

Answer»


ANSWER :`(15)/(7)%`


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