Quantitative Aptitude - Arithmetic Ability Questions

Find the least number that must be subtracted from 98534, to get a number exactly divisible by 824.

If 12x2 - ax + 7 = ax2 + 9x + 3 has only one (repeated) solution, then the positive integral solution of a is

In the circle above, chord AB is extended to meet the tangent DE at D. If AB = 5 cm and DE = 6 cm, find the length of BD.

Find the value of p, if 2x -­ 4, 4x + p and 6x -­ 12 are in arithmetic progression.

What is the altitude of an equilateral triangle whose side is 12√3 cm?

A boat goes 15 km upstream and 10 1/2 km down stream in 3 hrs 15 min. It goes 12 km upstream and 14 km downstream in 3 hrs. What is the speed of the boat in still water?

From a solid cube of side 7 cm, a conical cavity of height 7 cm and radius 3 cm is hollowed out. Find the volume of remaining solid?

The triangle in which the orthocenter, circumcentre, Incenter and the centroid coincide each other at a point is known as _____________.