Quantitative Aptitude - Arithmetic Ability Questions

In the following pair of words, pick the odd pair which is odd from the others?

For triangle ABC, what would be the equation of median AD if co-ordinates of A, B and C are (-5,4), (-4,0) and (-2,2) respectively?

A man engaged a servant on a condition that he would pay him Rs. 80 and a pair of jeans after service of one year. Servant served for only 9 months and receives a pair of jeans and an amount of Rs. 55. The price of the jeans is ________.

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

Identify the odd one out from the following:

In an isosceles trapezium _____.

What is the equation of the line which intercepts x­axis and y­axis at 3/4 and ­2/3 respectively?

Volume of a cube is 512 cubic cm, find its total surface area? (Take π = 22/7)