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The number of peoples using mobile service ‘N’ in the year 2009 forms ‘approximately’ what percent of the total number of people using both the two mobile services in that years?

A 64%

B 74%

C 54%

D 44%

E 34%

Solution

Correct Answer: Option C

The number of people using mobile service ‘N’ in the year 2009 –

= 70,000,

The number of people using both the mobile services in the year 2009 –

= (70 + 60) × 1000 = 130,000,

Now,
Required percentage\(= \frac{{70,000}}{{130,000}} \times 100\% = \frac{{700}}{{13}}\% = 53.84\%\)

i.e. approximately 54%

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