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प्रश्न
A fruit seller sold big, medium and small sized apples for ₹ 15, ₹ 10 and ₹ 5 respectively. The total number of apples sold were in the ratio 3 : 2 : 5. Find the average cost of an apple.
पर्याय
₹ 8
₹ 10
₹ 9
₹ 7
MCQ
उत्तर
₹ 9
Explanation:
`(15 xx 3 + 10 xx 2 + 5 xx 5)/10`
= `(45 + 20 + 25)/10`
= `90/10`
= ₹ 9
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Ratio and Proportion (Entrance Exam)
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