Quantitative Aptitude - Arithmetic Ability Questions

In the given figure, ABCD is a square, BCXYZ is a regular pentagon and ABE is an  equilateral triangle. What is the value in deg of EBZ?

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

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

What is the ratio of radius of incircle and circumcircle for an equilateral triangle with an area of 22√3 sq. units?

The bus fare between two cities is increased in the ratio 1:2. Find the increase in the fare, if the original fare is Rs. 175.

If x + 3 ≤ 4x + 4 and 3(4 - x) - 4 ≥ 2x - 2, then x can take which of the following values?

If x2-3x+1=0, then x+1x is (x≠0)

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is