Quantitative Aptitude - Arithmetic Ability Questions

A line cuts two concentric circles. The lengths of chords formed by that line on the two circles are 4 cm and 16 cm. What is the difference (in cm2) in squares of radii of two circles?

The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area(in cm2) of the triangle?

Find the area (in sq units) enclosed by y = 0, x+6=0 and 2x-3y=6.

Aditya got 78% marks in the examination. If he secured 663 marks, find the maximum marks.

If x+1x ≠0 and x3+1x3 = 0, then the value of x+1x4 is :

Find the perimeter (in cm) of a semicircle of radius 28 cm.

If a – b = 11 and ab = 24, then value of a2 + b2 is

If (4x - 3) = (3x + 8), then the numerical value of(x + 1)3  is