Quantitative Aptitude - Arithmetic Ability Questions

O is the center of the circle and two tangents are drawn from a point P to this circle at points A and B. If ∠AOP = 50°, then what is the value (in degrees) of ∠APB?

What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?

Which of the following condition is True about the similarity of triangle ABC & DEF given below?

The length of one side and the diagonal of a rectangle are 8 cm and 17 cm respectively. Find its area (in cm2).

23 x 31 = 713. How much is 0.0713 / 3.1?

Calculate the sum of squares from 1 to 9.

If x2 + ax + b, when divided by x - 4, leaves a remainder of 32 and x2 + bx +a, when divided by x - 4, leaves a remainder of 35, then a + b = ?

In a rectangle