Quantitative Aptitude - Arithmetic Ability Questions

If tan(A/2) = x, then the value of x is

If a = 73, b = 74 and c = 75, then what is the value of a3 + b3 + c3 – 3abc?

Find the common factor of (3757+4357) and (3737+4337) ?

If cos ­-11π/6 = x, then the value of x is

Of the 5 subjects, the average marks of Rakesh in first 3 Subjects was 79 and the average marks in the last 3 subjects was 86. If his marks in the third subject was 80, then what was his average marks in all the 5 subjects?

A train has to cover a distance of 900 km in 25 hours. What should be its average speed in meters/second?

In a right angled triangle if hypotenuse is 20 cm and ratio of other two sides is 4:3, the length of the sides are

If the edge of a cube is increased by 10%, then what will be the percentage increase in its volume ?