Quantitative Aptitude - Arithmetic Ability Questions

If xy+yz+zx = 1, then the value of (1+y2)(x+y)(y+z) ?

If a+b=5 then the value of a-37+b-27 is

PQRA is a rectangle, AP = 22 cm, PQ = 8 cm. ΔABC is a triangle whose vertices lie on the sides of PQRA such that BQ = 2 cm and QC = 16 cm .Then the length of the line joining the mid points of the sides AB and BC is

What is the slope of the line perpendicular to the line passing through the points (-5 , 1) and (-2 , 0)?

If cosx.cosy + sinx.siny = -1 then cosx + cosy is

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

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

If a - b = -7 and a2+ b2= 85, then find ab.