In what time will the simple interest on a certain sum be 3/4th of the principal at 6% per annum

1
by ultrab30

Answers

2014-12-28T16:26:22+05:30
Let the principal be =P
Interest  I=3P/4
rate of interest r=6/100
time = t years
We have  I=P*r*t
⇒ 3P/4 = P*t*6/100
⇒  t= 100/8=12.5 years
In 12.5 years the interest will be 3/4 of principal
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