Quantitative Aptitude - Arithmetic Ability Questions

What is the square root of 6561?

A and B together can finish a work in 30 days. They worked for it for 20 days and then B left the work. The remaining work was done by A alone in 20 days more. In how many days can A alone finish the work?

Find the volume (in cm3) of a right circular cylinder of diameter 42 cm and height 14 cm.

Vishnu spends Rs. 5000 in buying 12 tables and some chairs. The cost of one table is Rs. 50 and that of one chair is Rs. 40. What is the ratio of the numbers of tables purchased?

What is the reflection of the point (-1 , 3) in the line x = -4?

The sum of the lengths of the edges of a cube is equal to four times the perimeter of a square. If a quarter of the numerical value of the volume of the cube is equal to the numerical value of the area of the square, then the length of one side of the square is

Slope of the side DA of the rectangle ABCD is 1/3. What is the slope of the side AB?

What will be the maturity value, if Rs. 13,500 is deposited at a simple rate of interest of 12.5% for two years?