the populactio of a town increas by 10% annually if the present populactio is 22000 find its populaction a year ago
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It's answer is 20,000
Let a year ago population is X
X+X of 10%=22000
10X+X=220000
11X=220000
X=20000
A year ago population is 20,000
Let a year ago population is X
X+X of 10%=22000
10X+X=220000
11X=220000
X=20000
A year ago population is 20,000
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