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The population of a town is 12000, if the number of males be increased by 6% and that of females by 8%, the population would be increased to 12800. Find t

 

The population of a town is 12000, if the number of males be increased by 6% and that of females by 8%, the population would be increased to 12800. Find the strength of females in the town.

 

  • Option 1)

     

    3500   

     

  • Option 2)

     

    4000

     

  • Option 3)

     

    4500

     

  • Option 4)

     

    4200

     

  • Option 5)

     

    5000

     

Answers (1)
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Let's assume Males = x

Number of female = 12000 - x

As per the question,

x*(1.06) + (12000 - x)*(1.08) = 12800

x = 10,000

Females = 15000 - 10,000 => 5,000

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