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Let the speed of boat in still water =B and speed of stream =S Speed in downstream (B+S) =48/6=8km/h Speed in upstream =B-S =36/6=6km/h B+S=8… (1) B-S=6 … (2) After solving Eq (1) and (2) B =7km/h S=1km/h Speed of stream =1km/h
What is the difference between the compound interest, when interest is compounded 5-monthly, and the simple interest on a sum of ₹12,000 for 1(1/4) y...
Determine the compound interest earned on a principal amount of Rs. 10,000, which is invested at an annual interest rate of 42%, with interest being com...
A sum of money is invested at a rate of 12% per annum compound interest for 2 years. If the total amount after 2 years is ₹11,520, what is the princip...
An article is marked 35% above its cost. If a profit of 20% is earned by selling the article, then the discount per cent offered on the marked price of ...
The compound interest on a sum of ₹ 5,500 at 15% p.a. for 2 years, when the interest is compounded 8 monthly, is:
A principal amount is invested at an annual compound interest rate of y%. After 2 years, the investment grows to Rs. 7200, and after 4 years, it reaches...
Compound interest on a certain sum of money for 2 years is Rs.2660 while the simple interest on the same sum for the same time period is Rs.2500. Find t...
A man invests ₹30,000 in a scheme offering compound interest at 15% per annum, compounded half-yearly. Another man invests ₹35,000 in a scheme offer...
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 sum of rupees 5,000 is invested at 15% per annum compound interest for 1.5 years, compounded half-yearly. What will be the final amount?
