Quantitative Aptitude - Arithmetic Ability Questions

A cylindrical vessel of radius 7 cm is partially filled with water. By how much will the water level rise if a sphere of radius 6 cm is completely immersed in this water?

What is the slope of the line perpendicular to the line passing through the points (­-4,5) and (3,­-2)?

Find the sum of the measures all the interior angles of a polygon having 12 sides.

Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 4 and 10 hrs, respectively, the third can drain the cistern, when filled, in 6 hrs. If all the three pipes are opened simultaneously when the cistern is half-full, how many hours will be needed to fill the cistern?

ΔDEF is right angled at E. If m∠F = 30 deg, then find the value of (sinD - 1/3).

If the equations 6x - 5y + 11 = 0 and 15x + ky - 9 = 0 have no solution, then the value of k is:

Calculate the difference between the square of the largest and smallest two-digit prime numbers.

The point equidistant from the sides of a triangle is called