Find the sum invested so as to make a profit of Rs.560 at 5% simple interest in 2 years?
Rs.5600
Rs.56
Rs.5600.50
Rs.560
P×R×T100=560⇒P×5×2100=560
P=5600
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 Rs 1000 is invested at 8% simple interest per year. Calculate the interest at the end of each year. Do these interests form an AP? If so, find the interest at the end of 30 years making use of this fact.