Quantitative Aptitude - Arithmetic Ability Questions

Find out 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.

What is the equation of the line whose y­-intercept is 4 and making an angle of 45° with the positive x-­axis?

When 2x + 2x = 3, then x3 + 1x + 2 value is

If P + 1P+2 = 1, then the value of P+23+1P+23-3 ?

If x = 313- 3-13, then 3x2 + 9xis equal to

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

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