Quantitative Aptitude - Arithmetic Ability Questions

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

The radius of a sphere is 6 cm. It is melted and drawn into a wire of radius 0.2 cm. The length of the wire is

√[(1 ­ sinA)/(1 + sinA)] is equal to?

If 14.35 - (1.956 - x ) - 83.92 = 3.858 then what is the value of x?

For triangle PQR, what is the equation of altitude PS if co­ordinates of P, Q and R are (5,1), (0,­4) and (­2,3) respectively?

Select the odd letters from the given alternatives.

If cos2x + cos4x = 1, then tan2x + tan4x =

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