Get Started with ixamBee
Start learning 50% faster. Sign in now
Present population = 200000
Increase rate = 10% per year
After 2 years:
Population = 200000 × (1.10)² = 200000 × 1.21 = 242000
A sum doubles in eight years at simple interest. In how many years will the sum become five times the original sum?
An equal sum of money is invested in two schemes which offer interest at the same rate but one at simple interest and the other at compound interest (co...
Simple interest received at the rate of 15% p.a. for 2 years on a principal amount of Rs. 9000 is twice of the simple interest received at 10% p.a. for ...
A certain sum of money will be doubled in 4 years at the rate of simple interest percent per annum is:
Simple interest earned at the end of 3 years on a sum of Rs. 5,400 is Rs. 2,025. If Rs. 4,000 is invested at same rate of simple interest for the same t...
Rs. (4x + 200) is invested at a simple interest rate of 18% per annum, earning an interest of Rs. 2160 after 4 years. Calculate the interest earned when...
A man invested Rs.Y in a scheme S at 14% rate of simple interest for 7 years. After 7 years, he reinvested the amount received from the scheme S at same...
On Rs. 6000 invested at a simple interest at the rate of 4% p.a., Rs. 2400 is obtained as interest in certain years. In order to earn Rs. 4800 as intere...
A certain amount earns simple interest of Rs. 1480 after 3 years. Had the interest been 5% more, how much more interest would it have earned?
Ajay invested Rs.a in SI at 6% rate of interest per annum for 9 years. Vishal invested the same amount in SI at 5% rate of interest per annum for 6 year...
