Quantitative Aptitude - Arithmetic Ability Questions

Two chords AB and CD of a circle with centre O intersect at P. If ∠APC = 40°. Then the value of ∠AOC + ∠BOD is

The area of a square is equal to its side, if the side is 1 unit.

When 2x + 2x = 3, then x3 + 1x + 2 value is

If 5 - 2x ≥ 4 - x and 3(2 - x) > 2 - 4x; then x can take which of the following values?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 1,800, and Rs 1,926 respectively, what is the rate of interest?

G is the centroid of the equilateral triangle ABC, if AB = 9cm then AG is equal to

A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is

One of the two inlet pipes works twice as efficiently as the other. The two, working alongside a drain pipe that can empty a cistern all by itself in 8 hours, can fill the empty cistern in 8 hours. How many hours will the less efficient inlet pipe take to fill the empty cistern by itself?