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Study the following pie-charts, carefully and answer the questions given below:

Distribution of total number of members (both male and female) in 5 health clubs in 2011.Total number= 6300

2322021579_pie chart 17a.JPG

Distribution of total number of male members in 5 health clubs in 2011.Total number 3600

2322021407_pie chart 17b.JPG

What is the average number of female members in health clubs A, B and C?

A) 564

B) 572

C) 568

D) 548

Option A

The number of female members in health clubs A, B and C

= $\frac{6300\times68}{100}- \frac{3600\times72}{100}$

= 4284 - 2592 = 1692

Average number of female number in health cube A, B and C

= $\frac{1692}{3}$ = 564

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