Arithmetichard · Past Paper
The population of a town is 1,76,400. If it increases at the rate of 5% per annum, what will be its population 2 years ago?
A1,60,000
B1,50,000
C1,55,000
D1,65,000
✓ Correct Answer: A — 1,60,000
P = P0(1+r/100)^t => 176400 = P0(1.05)^2 => P0 = 176400 / 1.1025 = 1,60,000.
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