Quantitative Aptitude - Arithmetic Ability Questions

If O is the centroid and AD, BE and CF are the three medians of Δ ABC with an area of 96 cm2 then the area of Δ BOD in cm2 is

The ratio between the vertical angle and a base angle of an isosceles triangle is 4:3. The value of any one base angle is

If the measure of the interior angle of a regular polygon is 100 deg greater than the measure of its exterior angle then how many sides does it have?

If a3 + a - 1 = 0 then find the value of a6 + a4 + a - 2

What is the value of ( 1/3 - cosec30°) ?

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the platform was positioned 40√3 m away from the tower, how tall was the tower?

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

The least number that must be subtracted from 202 to make it a perfect square is