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Quantitative Aptitude

Averages

The number of...

Question

The number of girls from Biology department is approximately what per cent of the total number of girls from all the departments together?

A

32

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B

21

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C

37

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D

43

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E

27

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Solution

The correct option is E 27
Number of girls in all departments
= 140 + 300 + 180 + 250 + 240 = 1110
Required percentage
$= \frac{300}{1110} \times 100 = 27 %$

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