Quantitative Aptitude - Arithmetic Ability Questions

If 14.35 - (1.956 - x ) - 83.92 = 3.858 then what is the value of x?

If a + b + c + d = 4, then the value of 1(1-a)(1-b)(1-c) + 1(1-b)(1-c)(1-d) + 1(1-c)(1-d)(1-a) + 1(1-d)(1-a)(1-b)

Which of the following is not a quadratic equation?

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is

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

If cosA/(1 - sinA) = x, then the value of x is

Determine the value of ‘r’ for which the equation 13x + 5 = rx + 18 has no solution.

Find the odd word/letters/numbers pair from the given alternatives.