At a certain rate of simple interest, a certain sum of money becomes double of itself in 10 years. It will become treble of itself in

At a certain rate of simple interest, a certain sum of money becomes d

1.	At a certain rate of simple interest, a certain sum of money becomes double of itself in 10 years. It will become treble of itself in
A.	15 years
B.	18 years
C.	20 years
D.	30 years
Answer» D. 30 years

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At a certain rate of simple interest, a certain sum of money becomes double of itself in 10 years. It will become treble of itself in

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