Quantitative Aptitude - Arithmetic Ability Questions

What is the value of [1/(1 – tan θ)] – [1/(1 + tan θ)]?

If selling price is Rs. 72 and Gain percentage = 20%, calculate the Cost Price.

A cylindrical vessel of radius 8 cm is partially filled with water. By how much will the water level rise if a sphere of radius 7 cm is completely immersed in this water?

Volume of a cylinder is 2310 cubic cm. If circumference of its base is 44 cm, find the curved surface area of the cylinder?

In an isosceles trapezium ______.

The average marks of 10 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 34 instead of 43. What is the correct average?

The value of √0.0144 is

Find the value of 'a' for which x+3x+a24 is a perfect square.