Question

e. In how many years will the principal be 2.50 times at the rate of 15% per annum?
1) 15 years
2) 12 years
3) 5 years
4) 10 years
full explain​

Answer 1

Answer:

3) 5 years

Step-by-step explanation:

let the principle amount be x

Simple interest=principal rate*rate

=15%=x*2.5

or, x=5 years

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