Quantitative Aptitude - Arithmetic Ability Questions

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

A, B and C can finish a job working alone in 72, 24 and 36 days respectively. In how many days they can finish the job if they worked together?

A number exceeds its 1/6 by 30. What is the number?

What is the value of a-b when a2+b2-6a-6b+18 = 0 ?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 33708, and Rs 35730.48 respectively, what is the rate of interest?

If 7 + 3x ≥ 5 ­- x/2 and 2x + 3 ≤ 5 -­ 2x; then x can take which of the following values?

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

Find the odd word/number/letters from the given alternatives