For the following questions answer them individually
An article was bought for ₹ 400 and a repairing charge of ₹ 50 was paid on it. It is sold at a profit of 20%,after a discount of 10% on its marked price. The marked price is:
The ratio of two numbers is 4 : 5 and the sum of their cubes is 1512. The square of their difference is:
A right triangle contains the right angle between the sides 5 cm and 7 cm. A cone is generated by revolving about the side 5 cm. The volume of this cone is:
A can complete a task in 8 days and B in 16 days respectively. If they work together for 3 days, then the remaining part of the work left is:
A and B together have ₹ 1800. If $$\frac{4}{3}$$ of A's amount is equal to $$\frac{2}{3}$$ of B's amount, how much does B have?
The bar graph shows the number of cars sold by a distributor in each month from January to June. How many more cars did he sell in the second quarter as compared to the first?
A hollow iron pipe is 10 cm long and its external diameter is 18 cm. If the thickness of the pipe is 2 cm and iron weighs 8.5 g/cm$$^3$$, then the weight of the pipe from the following is closest to:
In the first 20 overs of a cricket game, the average run rate was 5.50, what should be the required average run rate in the remaining 30 overs to achieve a target of 290 runs?
A sum of money at simple interest amounts to ₹ 400 in 4 years and ₹ 420 in 5 years. What is the sum?
220 articles droped in a water tank which is 52 m long and 47 m broad. If the average displacement of water by an article is 4.5 m$$^3$$ , then approximate rise in the water level will be: