Question

At present, the population of a town is 18700 and this is 10% more than it
was a year ago. What was its population then?

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Answer 1

Answer:

20507

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Answer 2

Answer:

Let the population then = x

Population at Present = 18700

i,e x + 10 % of x = 18700

x + 10/100x = 18700

110x/100 = 18700

x = 18700 * 100

110

x = 17,000

Population then = 17000

Verification = 17000 * 10% = 17000 + 1700 = 18700