Quantitative Aptitude - Arithmetic Ability Questions

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

What is the value of z2+1z2 when z = 5+26 ?

What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?

If the perimeter of a semicircle is 36 cm, then find its area (in cm2).

In a circle with centre O, AB is a diameter and CD is a chord which is equal to the radius OC. AC and BD are extended in such a way that they intersect each other at a point P, exterior to the circle. The measure of ∠APB is

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

If [a + (1/a)]2 – 2[a – (1/a)] = 12, then which of the following is a value of 'a'?

The ratio of present ages of Ranjini and Shahid is 5:4. After 13 years the ratio of their ages will be 6:5. What is Ranjini's present age?