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India now has 80 Ramsar sites covering an area of 1.33 million hectares. Five new Ramsar sites, added ahead of this year’s World Wetlands Day, are in Tamil Nadu (2) and Karnataka (3)
Akshay invested Rs. 2240 in two schemes P and Q in the respective ratio of 9:7. Scheme P and Q are offering simple interest at the rate of 10% per annum...
A woman invested Rs. 'x + 500' at 8% per annum simple interest and received Rs.360 as interest after 3 years. Calculate the interest she would earn if s...
An initial investment of Rs. x, when placed in an account offering r% per annum as simple interest over a period of 16 years, grows to five times its or...
Rohit invested a certain amount at a simple interest rate of r% per annum, which increased to 180% of the original amount over 5 years. If Rs. 2500 is...
The simple interest on a sum of money for 4 years at 8% per annum is ₹1,280. What will be the compound interest on the same sum at the same rate of in...
Raju invested a certain sum at 25% p.a. compound interest, compounded annually, and earned an interest of Rs. 2925 in 2 years. Wh...
The difference between the compound interest, compounded annually and simple interest on Rs. ‘P’ at the rate of 25% p.a. for 2 years, is Rs. 150. If...
The interest earned when a sum is invested at simple interest of 12% p.a., for 3 years, is Rs. 4500. What will be the total amount received after 2 year...
A sum is lent on compound interest for 2 years at 10% p.a. If the compound interest on the sum is Rs.4410, find the sum.
If the ratio of the sum invested and simple interest received after 1 year is 25:6 respectively, then find the rate of interest.