Quantitative Aptitude - Arithmetic Ability Questions

In a circle, a chord, 5√2 cm long, makes a right angle at the centre. Then the length of the radius of the circle will be

In the series 5442673314884743581,the number of 4s that are completely divisible by the number on their right but not divisible by the number on their left is

The average of ten numbers is 18. If one number is removed, then the average becomes 16, then what is the removed number?

tan(A/2) is equal to

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

What is the slope of the line parallel to the line passing through the points (-­4,­-6) and (2,­-3)?

What is the reflection of the point (-1 , 3) in the line x = -4?

The number of diagonals in a hendecagon is