Quantitative Aptitude - Arithmetic Ability Questions

Four pairs of words are given below out of which three are alike in some manner and one is different. Which is different from the rest?

Choose the correct option for the figure shown below.

The surface area (in sq.cm.) of a sphere with radius 1 cm is :(pi = 22/7)

In ΔPQR measure of angle Q is 90 deg. If tanP = 24/7, and PQ = 14cm, then what is the length (in cm) of side QR?

A mini-van crosses two people walking at the speed of 4.8 kmph and 6 kmph in the same direction as that in which the mini-van is heading in 4.5 s and 9 s, respectively. What is the length of the mini-van?

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

If 5 -­ x > 1 + 3x and 5 + 5x ≥ 2 + 2x; then x can take which of the following values?

For real a, b and c if a2 + b2 + c2 = ab + bc + ca, then find the value of a+b+c2.