₹63,404 is divided between A and B in the ratio 4 : 7. The difference between 5 times the share of A and 2 times the share of B is:
The given bar graph shows the sum invested by 4 different persons. A, B, C and D, in a bank on simple interest. Study the graph and answer the question given below.
Find the amount received by C after 3 years if the rate of interest is 8.5% p.a.
The diameter of an iron ball used for shot-put is 21 cm. It is melted and then a cylinder of height 3.5 cm is made. The curved surface area of the cylinder will be: \(\text{(take }\pi = \tfrac{22}{7}\text{)}\)
The average of \(\frac{1}{4}\) of A and \(\frac{1}{3}\) of B is 5, and the average of \(\frac{1}{2}\) of A and \(\frac{1}{2}\) of B is 9. The average of 2A and 3B is: