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# a certain city with a population of 132,000 is to be divided

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Senior Manager
Joined: 18 Jun 2007
Posts: 285
a certain city with a population of 132,000 is to be divided [#permalink]

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29 Aug 2008, 12:00
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

a certain city with a population of 132,000 is to be divided into 11 voting districts and no district is to have a population that is more that 10% greater than the population of anyother district. what is the minimum possible population that the least populated district could have?

A. 10,700
B. 10,800
C. 10,900
D. 11,000
E. 11,100

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Joined: 07 Nov 2007
Posts: 1789
Location: New York

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29 Aug 2008, 12:29
rishi2377 wrote:
a certain city with a population of 132,000 is to be divided into 11 voting districts and no district is to have a population that is more that 10% greater than the population of anyother district. what is the minimum possible population that the least populated district could have?

A. 10,700
B. 10,800
C. 10,900
D. 11,000
E. 11,100

x is least population state.

to get min x all other states should have max population , which is possible when all of them are 10% of x

x+ 1.1x +1.1x+...=132000
x+10(1.1x) = =132000

12x=132000

x=11000

D
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Joined: 11 May 2008
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29 Aug 2008, 17:41
MORE THAN 10% GREATER.....????
WHY DO THESE GUYS HAVE JARGON LIKE THAT???
I THINK THAT PEOPLE WHO SET THE MATHS Q's have not heard abt students taking SC on the gmat...
Re: Prep 2   [#permalink] 29 Aug 2008, 17:41
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# a certain city with a population of 132,000 is to be divided

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