JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Application +4 | -1

A person purchases

1 \mathrm{~kg}

tomatoes from each of the 4 places at the rate of

1 \mathrm{~kg}, 2 \mathrm{~kg}, 3 \mathrm{~kg}

and

4 \mathrm{~kg}

per rupee respectively. On the average, he has purchased

x \mathrm{~kg}

tomatoes per rupee, then the value of

x

View answer and explanation

Correct option: C

1.92

Option C (1.92) is correct because the average rate is best represented by the Harmonic Mean when dealing with rates per unit.

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