Quantitative Aptitude - Arithmetic Ability Questions

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

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

Find the unit digit in the given product (4211)102 x (361)52.

The figure shown below consists of the tangents at the extremeties of any chord. Choose the correct option given below.

If [√(a2 + b2 + ab)] + [√(a2 + b2 – ab)] = 1, then what is the value of (1 – a2 )(1 – b2 )?

Point P is the midpoint of segment AB. Co-ordinates of P are (5, -1) and A are (2, -4). What are the co-ordinates of point B?

If  2x+14x = 1, then the value of  x2+164x2is

What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?