Quantitative Aptitude - Arithmetic Ability Questions

Which one does not belong to the group?

What least number must be subtracted from 3401, so that the sum is completely divisible by 11?

If P : Q = 9 : 7, then what is the value of (P – Q) : (P + Q)?

Sin6A + Cos6A - 1 is equal to

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 aLogic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A person purchased 10 shirts costing Rs 150 per shirt. Next day  he again purchased the shirts costing Rs 150 per shirt at a discount of Rs 30 per shirt and that day he spent a toal of Rs 1800. What is the average cost per shirt (in Rs)?

What is the reflection of the point (3, 2) in the line y = -2?