Quantitative Aptitude - Arithmetic Ability Questions

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

If x = x2+11 2 - 2, then x3 + 5x2 + 12x is

The sum for 2 years gives a compound interest of Rs 3225 at 15% rate. Then sum is

A person lent certain sum of money at 5% per annum simple interest and in 15 years the interest amounted to Rs 250 less than the sum lent. What was thesum lent (in Rs)?

If there are four lines in a plane, then what cannot be the number of points of intersection of these lines?

If a perfect square, not divisible by 6, be divided by 6, the remainder will be

What is the value of (tan45° + 1/√2) ?

Find equation of the perpendicular bisector of segment joining the points (2,-5) and (0,7)?