Quantitative Aptitude - Arithmetic Ability Questions

The largest chord of the circle has a length of 20.4 cm. The radius of the circle will be_____.

The point where the 3 medians of a triangle meet is called

If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?

Total surface area of a cube is 486 sq cm, find sum of length of all its edges?

If a2+1=9a, (a≠0) then the value of a2+1a2 is

Which of the following is NOT prime number?

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 = ?

If x = x2+11 2 - 2, then x3 + 5x2 + 12x is