Quantitative Aptitude - Arithmetic Ability Questions

What is the third proportional to 9 and 45?

What is the Number of candidates who had applied if the ratio of selected to unselected was 14 : 25. If 35 less had applied and 10 less selected, the ratio of selected to unselected would have been 3 : 5?

If x + √5 = 5 + √y, and x, y are positive integers, then the value of x+yx + y

If Cosec θ = 17/8, then Cot θ = ?

3/5 of my current age is the same as 5/6 of that of one of my cousin. My age ten ago will be his age four years hence. My current age is ___ years.

Pradeep has done 1/4th of a job in 14 days, Saquib completes the rest of the job in 56 days. In how many days can they together complete the job?

The ratio of three numbers is 2 : 3 : 5. If the sum of the three numbers is 275, then what is the largest among the three numbers?

What is the length of the side of a regular hexagon, if its area is 54√3 sq cm?