Quantitative Aptitude - Arithmetic Ability Questions

What is the equation of the line which passes through the points (3,­2) and (5,3)?

If cos -225° = x, then the value of x is

If tan ­-5π/3 = x, then the value of x is

If a3 + a - 1 = 0 then find the value of a6 + a4 + a - 2

Select the odd word from the given alternatives.

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

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A tower is 50 meters high.Its shadow is x metres shorter when the sun's altitude is 45° than when it is 30° . The value of x in metres is