Question

7. In what time will a sum of money double itself at 5% p.a ?​

Answer 1

Answer:

Answer :In 20 Years at a certain rate of Compound interest

Answer 2

Answer:

The sum will double itself in 20 years.

Step-by-step explanation:

Let the sum of money i.e., principal be x

Amount = 2x ; S.I. = x

By condition,

Time = I × 100 / P × R

= x × 100 / x × 5 = 20 (ans).

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