Question

6. In how many years, a certain sum becomes triple
itself at 12% p.a.?​

Answer 1

Answer:

Let principal = P,

Amount = 3P

Interest = 3P−P = 2P

According to the question,

2P=

P×R×T

100

=R= 10%

Let after t year it will become double

Hence,interest=2P−P=P

P=P×10×t

100

=t=10 years

Step-by-step explanation:

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