Quantitative Aptitude - Arithmetic Ability Questions

At what percentage above the cost price must an article be marked so as to gain 33% after allowing a customer a discount of 5%?

A's income is 25% more than B's income. B's income is what percent of A's income?

In the following questions two equations numbered I and II are given. You have to solve boththe equations and give answers

I. 2x ² –21x + 54 = 0

II. y ² –14y + 49 = 0

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

a and b are irrational numbers such that a+b = q is a rational number; then a­b is

∆ABC inscribed in a circle so that BC is a diameter. The tangent at a point C intersects BA when produced at a point D. If ∠ABC=36°then the value of ∠ADCis 

Manjeet can do a work in 18 hours. If he is joined by Jaya who is 100% more efficient, in what time will they together finish the work?

In the following question, select the odd letters from the given alternatives.