Quantitative Aptitude - Arithmetic Ability Questions

The two sides holding the right-angle in a right-angled triangle are 3 cm and 4 cm long. The area of its circumcircle will be in sq.cm:

G is the centroid of the equilateral triangle ABC, if AB = 9cm then AG is equal to

What are the co­-ordinates of the mid point of the segment joining points C(0,­-3) and D(8,5)?

Select the odd word/letters/number/number pair from the given alternatives.

In the following question, select the odd word from the given alternatives.

Three balls ring at intervals of 15, 30 and 45minutes respectively. At what time will they ring together again, if they rang simultaneously at 8.00 AM?

Reflection of the point (3,-6) in the y-axis is

What is the equation of the line perpendicular to the line 5x + 3y = 6 and having Y-intercept -3?