Non-reacting gases have a tendency to mix with each other this phenomenon is known diffusion.
John invested Rs. (P-4000) and Rs. (P+5000) in scheme A and scheme B respectively. The rate of interest in scheme A and B is (R+1)% and (R-1)% respectiv...
A sum of money doubles itself in 5 years at simple interest. What is the rate of interest per annum?
At what % of simple interest per annum will Rs. 400 amount to Rs. 580 in five years?
The difference between compound and simple interest on a sum of money for 2 years at 25% per annum is Rs. 880. The sum is:
A person invested a sum of Rs. 9000 at r% per annum at simple interest and a sum of Rs. 13500 at (r-4)% at simple interest. If total interest earned on ...
Hemant invested Rs. ‘y’ at the rate of (r+2)% per annum on simple interest and after four years Rs. 27520 was obtained as an interest. If Rs. (y+250...
The interest earned on investing Rs. 4000 for 2 years at the rate of 10% p.a., compounded annually, is used to purchase an article. If the article is la...
A Motorbike can be purchased on cash payment of Rs. 30000. But the same Motorbike can also be purchased on the cash down payment of Rs 7000 and the rest...
Ankush puts Rs. 8,000 into two separate Systematic Investment Plans (SIPs) at a compound interest rate of 20% per annum. In SIP 'X', the investment is f...
A man invested Rs. 't' in scheme 'I' offering simple interest at 11% for 7 years and Rs. 2,700 in scheme 'J' offering simple interest at 13% for 6 years...
