Latest Infosys Aptitude Question SOLUTION: One dozen apple and 5 pounds of mango are currently the same price. If the price of one pound mango rises by 5% and the price of one dozen apple goes up by 10%. How much will it co

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One dozen apple and 5 pounds of mango are currently the same price. If the price of one pound mango rises by 5% and the price of one dozen apple goes up by 10%. How much will it cost to buy a dozen of apple and 5 pounds of mango?
a)12.5%
b)5%
c)7.5%
d)13%
e)10%

Asked In Infosys (12 years ago)

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Dr.Dipin Singh  (12 years ago)

let cost of One dozen apple or 5 pounds of mango is Rs 100.
new cost of One dozen apple = 100*1.1= Rs 110
and new cost of 5 pounds of mango = 100*1.05 = Rs 105.
earlier cost of One dozen apple and 5 pounds of mango = 2*100 = Rs 200
New cost of One dozen apple and 5 pounds of mango = 110+105 = Rs 215
increase in cost = Rs 15.
% age increase = 100*15/200 = 7.5 % .... option c)

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