" 7.In how much time will the interest on "₹800" at "12.5%" per annum be "₹125?

In how much time will the simple interest on 800 at 12.5% per annum be Rs.125

In how much time would the simple interest on a certain sum be 0.125 times the prinicipal at 10% per annum?

In how much time would the simple interest on a principal amount be 0.125 times the principal amount at 10% per annum?

In how much time will a sum of Rs 1600 amount to Rs1852.20 at 5% per annum at compound interest?

In how much time will a sum of Rs 1600 amount to Rs 1852.20 at 5% per annum compound interest?

In how much time will a sum of Rs 1600 amount to Rs 1852.20 at 5% per annum compound interest?

In how much time will the simple interest on certain sum of money at 7(1)/(2)% per annum be (6)/(5) of itself ?

In how much time will the simple interest on certain sum of money at 12(1)/(2)% per annum be (7)/(4) of itself ?

Find the time in which ₹800 will earn an in interest of ₹120 at 5% per annum.