.At what rate per cent per annum will Rs728 produce Rs227.50 as simple interest in year.

At what rate per cent per annum will ₹700 produce ₹168 as simple interest in 2 years ?

At what rate per cent per annum will Rs 630 produce an interest of Rs 126 in 4 years?

At what rate per cent per annum will Rs. 630 produce an interest of Rs. 126 in 4 years ?

At what rate per cent per annum will Rs. 6300 yield an interest of Rs. 2100 in 4 years?

What sum of money lent out at 16 per cent per annum simple interest would produce Rs. 9600 as interest in 2 years?

At what rate per cent per annum will Rs. 1000 amount to Rs. 1331 in 3 years. The interest is compounded yearly

At what rate percent per annum simple interest will Rs 1 produce Rs 9 in 60 Years ?

At what rate per cent per annum will Rs 6,000 amount to Rs 6,615 in 2 years when interest is compounded annually ?

At what rate per cent per annum will Rs. 2304 amount to Rs. 2500 in 2 years at compound interest ?