A sum of money becomes `7/6` of itself in 3 years at a certain rate of simple interest. The rate per annum is `5 5/9%` (b) `6 5/9%` (c) `18 %` (d) `25 %`

A sum of money becomes (7)/(6) of itself in 3 years at certain rate of simple interest. The rate per annum is

A sum of money amounts to Rs 5200 in 5 years and to Rs 5680 in 7 years at simple interest. The rate of interest per annum is: (a) 3% (b) 4% (c) 5%

In what time does a sum of money becomes 3.6 times of itself at simple interest rate of 13% per annum.

At simple interest a sum becomes (49)/(40) of itself in 2 1/2 years. The rate of interest per annum is (a) 7% (b) 8% (c) 12% (d) 9%

At simple interest a sum becomes (49)/(40) of itself in 2(1)/(2) years.The rate of interest per annum is 7%( b) 8%12%(d)9%

In what time does a sum of money becomes 4 times of itself at simple interest rate of 15% per annum .

A sum of money put at compound interest amounts in 2 years to Rs 672 and in 3 years to Rs 714. The rate of interest per annum is: (a) 5.5% (b) 6.0% (c) 6.25% (d) 6.75%