Quantitative Aptitude - Arithmetic Ability Questions

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

One of the roots of the equation x2 - 4x + k = 0 is x = 3. The other root is

An angle is 30 deg more than one half of its complement. Find difference between the greater and the smaller angles.

Δ ABC is right angled at B. If m∠A = 30°, what is the length of AB (in cm), if AC = 10 cm?

How much is the maximum % discount that sheela can offer to her customer on her Marked Price so that she sells her product at no profit or loss, if she had already marked her product by 25% more than the cost price?

A square is inscribed in a circle. If the side of the square is 14 cm, what is the area (in sq.cm) of the circle?

In a triangle the length of the side opposite the angle which measures 30° is 9 cm, what is the length of the side opposite to the angle which measures 60°?

If (a+1a)2=3,then the value of a6-1a6 will be