Quantitative Aptitude - Arithmetic Ability Questions

What are the co­ordinates of the centroid of a triangle, whose vertices are A(­2,­5), B(4,­4) and C(7,3)?

The length, breadth and height of a cuboid are 12 cm, 8 cm and 6 cm respectively. The volume of the cuboid is (Use π = 22/7)

If x2 + ax + b, when divided by x - 3, leaves a remainder of 22 and x2 + bx +a, when divide by x - 3, leaves a remainder of 24, then a + b = ?

The product of two numbers is 40. One of them is 2.50. What is the other number?

In a class of 39 students there are 36 girls. The average weight of these girls is 38 Kg and average weight of the full class is 40 kgs. What is the average weight of the boys of the class?

What is the reflection of the point (5 , -1) in the line y = 2?

If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is

If the volume of a cylinder is 385 cubic cm and height is 10 cm, find its radius?