Quantitative Aptitude - Arithmetic Ability Questions

If (cotAcotB - 1) / (cotB + cotA) = x, then the value of x is

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

Convert binary 10110 to decimal.

A and B undertake a piece of work for Rs. 250 . A alone can do that work in 5 days and B alone can do that work in 15 days . With the help of C, they finish the work in 3 days . If every one gets paid in proportion to work done by them, the amount C will get is 

What will be the equation of the perpendicular bisector of segment joining the points (5,­3) and (0,2)?

At what point does the line 2x - 3y = 6 cuts the X axis?

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

The length of the diagonal and the breadth of a rectangle are 17 cm and 8 cm respectively. Find its perimeter (in cm).