Quantitative Aptitude - Arithmetic Ability Questions

Convert binary 10110 to decimal.

In what ratio is the segment joining (-1,-12) and (3,4) divided by the x-axis?

If 1/6 of x - 7/2 of 3/7 equals - 7/4, then the value of x is

Which of the following equations has the sum of its roots as 11?

Find the Greatest Common Factor of 280 and 144.

A defective piece of article which costs Rs. 1200 is being sold at a loss of 15%. If the price is further reduced by 5%, find the S.P?

What are the co-ordinates of the centroid of a triangle, whose vertices are A(-2,5), B(3,-2) and C(5,3)?

What is the value of xy if x - y = 3 and x2+y2=15?