Quantitative Aptitude - Arithmetic Ability Questions

The value of √0.0144 is

In ΔDEF measure of angle E is 90 deg. If cotD = 8/15, and DE = 16cm, then what is the length (in cm) of side EF?

If 2x - 6 ≤ x - 3 and 1+3x < 4x + 4, then x can take which of the following values?

Select the odd word/letters/number/number pair from the given alternatives.

The successive discount of 15%, 20% and 25% on an article is equivalent to the single discount of

Find the total surface area (in cm2) of a right circular cone of diameter 21 cm and slant height 11 cm.

If the radius of the cylinder is decreased by 20%, then by how much percent the height must be increased, so that the volume of the cylinder remains same?

For the figure given below, find the value (in degrees) of 2∠A + ∠B.