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Investing Rs. (4z + 400) at 20% p.a. compound interest for 3 years yields an interest of Rs. (5z - 800). Find the value of ‘z’.(Can calculate approx...
A sum of money amounts to Rs 250 in 4 years and Rs 432 in 7 years at a compound rate of interest. What is the rate of interest per annum?
Divide Rs. 53,285 into two parts such that the amount received from first part after 12 years is equal to the amount received from second part after 8 y...
A property dealer bought a rectangular plot in Noida five years ago at the rate of Rs. 1000 thousand per square meter, the cost of plot increases by 5% ...
A person invests ₹80,000 in a mutual fund. The investment grows at a rate of 8% per annum, compounded annually. After 3 years, he decides to withdraw ...
A sum of money amounts to Rs 1024 in 4 years and Rs 1458 in 7 years at a compound rate of interest. What is the rate of interest per annum?
Two trains start from points A and B, 300 km apart, and travel towards each other. Train 1 starts from A at 60 km/h, while Train 2 starts from B at 40 k...
What will Rs. 40,000 amounts to in 3 years at the rate of 20% p.a., if interest is compounded yearly?
The C.I on a sum of Rs. 6400 becomes Rs. 1276.5625 in 9 months. Find the rate of interest, if the rate of interest is compounded quarterly?
The compound interest on a certain sum, compounded half-yearly at an annual rate of 20% for one year, is Rs. 540 less than the simple interest on the sa...