At what rate percent per annum will a sum of Rs 4000 yield compound interest of Rs 410 in 2 years?

at what rate percent per annum will sum of Rs 4000 yield Rs1324 as compound interest in 3 years

At what rate per cent will a sum of Rs 4,000 yield 1,324 as compound interest in 3 years?

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

At what rate per cent per annum will a sum of Rs. 1,000 amount to Rs. 1,102.50 in 2 years at compound interest?

At what rate per cent per annum will a sum of Rs 7500 amount to Rs 8427 in 2 years, compounded annually?

At what rate per cent per annum will a sum of Rs 6250 amount to Rs 7840 in 2 years, compounded annually?

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