Pynshai deposited ₹30,000 at compound interest 7% per annum and got ₹34,347 at the end.Find the time period of investment.
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answer 2 years
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34347=30000x(107/100)^t
34347/30000=(107/100)^t
11449/10000=(107/100)^t
(107/100)^2=(107/100)^t
Clearly 2=t
Therefore time period = 2 years
34347/30000=(107/100)^t
11449/10000=(107/100)^t
(107/100)^2=(107/100)^t
Clearly 2=t
Therefore time period = 2 years
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