New Enroll in RBI Grade B New Batch - Starts on May 21

Question

A sum of money doubles itself at a certain rate of

compound interest in 12 years when the interest is compounded annually. In how many years will it become eight times of itself?

A 36

B 12

C 48

D 24

Practice Next

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Relevant for Exams:

Railway Recruitment (ALP/TECH.)