Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd word pair from the given alternatives

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

Coefficient of x2 in 4x3 - 2x2 + 2x -­ 3 are

What should be added to 8(3x - ­4y) to obtain 18x ­- 18y?

If x + 3y - 2z4 = 6, x + 232y + 3z = 33 and 17x + y +z + 2z =9, then what is the value of 46x+ 131y ?

If 4x -7 < x - 2 and 5x +2/3 ≥ 3x + 1; then x can take which of the following values?

A cylindrical vessel of radius 6 cm is partially filled with water. By how much will the water level rise if a sphere of radius 5 cm is completely immersed in this water? (Take π = 22/7)

A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?