Quantitative Aptitude - Arithmetic Ability Questions

What is the fourth proportional to 24, 120 and 22?

The area of a semicircle is 308 sq.cm. Calculate its perimeter (in cm)

ΔABC is an equilateral triangle and D, E are midpoints of AB and BC respectively. Then the area of ΔABC : the area of the trapezium ADEC is

Find the area (in sq.cm) of a semi-circle of radius 7 cm

What is the value of (sinA -­ 2sin3A)/(2cos3A -­ cosA)?

If (6x ­- 5) = (4x + 7), then the numerical value of (x + 1)3  is

If 5x - 4 ≤ 2 - x and 4x + 5 > 2x - 5, then x can take which of the following values?

If x = 313- 3-13, then 3x2 + 9xis equal to