Quantitative Aptitude - Arithmetic Ability Questions

If  x = 2+3,then what is the value of 2x + 12x ?

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.

If the amount received at the end of 2nd and 3rd year at compound Interest on a certain Principal is Rs 9,600 and Rs 10,272 respectively, what is the rate of interest (in %)?

If (-1/2) * ( x - 5) + 3 = -5/2, then what is the value of x?

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

Which among the following is a mismatched pair of religion practiced and its holy book?

If a4 + 1 = [a2 /b2 ] (4b2 – b4 – 1), then what is the value of a4 + b4?

The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?