Quantitative Aptitude - Arithmetic Ability Questions

A mixture of alcohol and water contains 7% alcohol. How much mixture (in litres) is required to get 357 litres of alcohol?

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

If x2-3x+1=0, then x+1x is (x≠0)

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

If (sinA + CosA)/(sin A - cos A) = 5/4, the value of (tan2A + 1)/(tan2A - 1) = ?

If M = 0.1 + (0.1)2 + (0.01)2 and N = 0.3 + (0.03)2 + (0.003)2, then what is the value of M + N?

Select the odd letters from the given alternatives.

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