Quantitative Aptitude - Arithmetic Ability Questions

The diagonals are not perpendicular in a _____.

If cos(A-B) - cos(A+B) = x, then the value of x is

A circle is inscribed in a square. If the length of the diagonal of the square is 14√2 cm, what is the area (in sq cm) of the circle?

What is the value of 26 + 152?

If 7 + 4x > 3 + 3x and 3x -­ 2 < 5 -­ x; then x can take which of the following values?

Consider the circle shown below having angle AOB as 135 deg and the shaded portion is the x part of the circular region. Calculate the value of x.

Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?

The price of a chair is Rs. 500. It has been sold at two succesive discounts of 10% each. What is its selling price?