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Arithmetic

Gaurav bought three apples , five mangoes and eight bananas for ₹87 , had he bought five apples , seven mangoes and six bananas , it would have cost him ₹121 . By how much do an apple and a mango together cost more than banana .

A. 15
B. 17
C. 19
D. 20

See our previous ‘Questions of the Day’:

Quant Question Of The Day: 63

Quant Question Of The Day: 62

1. 17

Approach:
let the cost of an apple, a mango and a banana be x,y,z respectively
we have,
3x+5y+8z=87……………(1)
5x+7y+6z=121 …………(2)

subtracting (1) from (2), we get
x+y-z=17 which is the required answer.

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