Q: A certain sum of money at a certain rate doubles itself in 9 years, – McqOptions

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1.	Q: A certain sum of money at a certain rate doubles itself in 9 years, then in how many years it will become the same sum will be 5 times of itself?
A.	25 years
B.	36 years
C.	27 years
D.	45 years
E.	48 years
Answer» C. 27 years

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