Solutions

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Question

If a town of 25,000 people is growing at a rate of approximately 1 percent per year, the population of the town in 5 years will be closest to


 

Option A:

26000

Option B:

27000

Option C:

28000

Option D:

29000

Option E:

30000

Difficulty Level

Easy

Solution

Option A is the correct answer.


Option Analysis

Given that 25,000 people are there and they increasing at the rate of 0.01

We need to find:

25000(1.01)^5 = 25000(1+0.01)^5

If x is tiny, (1+x)^y is approximately 1+xy (1+0.01)^5

= 1+0.05

= 1.05 25000(1.05)

= 26250


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