Quantitative Aptitude - Arithmetic Ability Questions

What is the reflection of the point (-1 , 5) in the line x = 1?

If 9x - 6(3 - x) = 12, then the value of x is

Consider the following statements in respect of two integers p and q (both > 1) which are relatively prime:

1) Both p and q may be prime numbers.

2) Both p and q may be composite numbers

3) one of p and q may be prime and the other composite.

Which of the above statements are correct?

In a triangle ABC, OB and OC are the bisectors of angles ∠ B and ∠C respectively. ∠BAC = 60°. Then the angle ∠BOC will be

A right circular cylinder has height as 18 cm and radius as 7 cm. The cylinder is cut in three equal parts (by 2 cuts parallel to base). What is the percentage increase in total surface area?

A hexagonal prism has 18 edges. How many vertices does it have?

If x+1x2 = 3, then the value of x3+1x3 is:

The least number, which when divided by 5, 6, 7 and 8 leaves a remainder 3 in each case, but when divided by 9 leaves no remainder, is: