At what rate percent per annum compound interest will Rs 10000 amount to Rs 13310 in three years ?

At what rate percent per annum compound interest, with Rs 10,000 amount to Rs 13,310 in three years ?

At what rate percent per annum of compound interest will Rs 1600 amount to Rs 1852.20 in 3 years?

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

At what rate per cent per annum simple interest will Rs. 66000 amount to Rs. 72720 in 2 years?

At what rate of interest per annum, under compound interest, will Rs 5120 amount to Rs 7290 in 3 years?

At what rate per cent per annum at compound interest will the sum of Rs. 375 amount to Rs. 1029 in 3 years ?

At what rate percent compound interest per annum will Rs 640 amount to Rs 774.40 in 2 years?

At what rate percent compound interest per annum will 640 amount to Rs 774.40 in 2 years?