The sum at simple interest at 1112%per annum amounts to Rs 50370 after 4 years. Find the sum.
A sum invested at 5% simple interest per annum grows to Rs.504 in 4 years. The same amount at 10% simple interest per annum in 212 years will grow to:
A sum of money lent at simple interest amounts to Rs.783 in 2 years and to Rs.837 in 3 years. Find the sum and the rate per cent per annum.
A certain sum amounts to ₹2200 in 2 years to ₹2800 in 4 years at simple interest. Find the sum and the rate per cent per annum.