Quantitative Aptitude - Arithmetic Ability Questions

The simplest form of 3565/1495 is

If x + y = 12 and x2 + y2 = 94, then xy is 

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

The slopes of two lines are 1/√3 and √3. What is the angle between these two lines?

In an army selection process, the ratio of selected to unselected was 6:1. If 90 less had applied and 30 less selected, the ratio of selected to unselected would have been 8:1. How many candidates had applied for the process?

A shopkeeper purchased some eggs at rs. 19.20 per dozen and sold them at a profit of 25%. What is the selling price per egg?

Mayank, Deepak and Pawan, each of them working alone can complete a work in 5, 10 and 15 days respectively. If all three of them work together to complete a work and earn Rs. 12000 what will be Deepak's share of the earnings?

What will be the sum of the measures all the interior angles of a polygon having 14 sides?