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Quantitative Aptitude

Averages

Average cost ...

Question

Average cost of 5 mangoes and 4 apples is Rs. 36. The average cost of 7 mangoes and 8 apples is Rs. 67. Find the total cost of 24 apples and 24 mangoes.

A

450

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B

432

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C

410

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D

426

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E

458

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Solution

The correct option is B
432

Let A and M be the per kg cost of apples and mangoes respectively

5A + 4M = 36

7A + 8M = 67

A = Rs.5

M = Rs.4

Cost of 24 kgs of apples and 24 mangoes = Rs.432

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