For the following questions answer them individually
A and B can complete a work separately in 10 days and 15 days, respectively. B alone work for 3 days and then he left the work. In how many days will A finish the remaining work?
The difference between compound interest and simple interest is ₹228 for a certain sum of money at 8% per annum for $$1\frac{1}{2}$$ years, when compound interest is compounded half-yearly and simple interest is computed yearly.
What is the sum?
John borrowed some amount of money from a bank at the rate of 10% per annum on compound interest for which interest is compounded annually. If he repaid his loan by paying ₹21,961.50 at the end of 4 years, what is the amount he borrowed?
A bus travels from station P to station Q at a speed of 70 km/h, and from station Q to station P at a speed of 90 km/h. What is the average speed of the bus during the entire journey?
Sonal and Arjun together can finish a piece of work in 57 days, Arjun and Rohan in 38 days, and Rohan and Sonal in 38 days, then Sonal, Arjun, and Rohan together can finish the same work in how many days?
On selling a table fan at Rs.2,827.06, the value of gain is 14% more than the value of loss incurred on selling it at Rs.2,230. In order to gain 14%, the selling price will be:
The ratio between the fourth proportional of 7, 5 and 3 to the third proportional of 7 and 13 is:
A cylindrical tank has a capacity of 5632 $$m^{3}$$. If the diameter of its base is 16 m, find its depth.
A shopkeeper sells goods at a profit of 12% and uses a weight which is 15% less than the original weight. Find his total percentage gain. (Correct to 2 decimal places)