Quantitative Aptitude - Arithmetic Ability Questions

If (cosecA -­ 1)/(cosecA + 1) = x, then the value of x is

ΔPQR is right angled at Q. If m∠R = 45°, then find the value of (tanP - 1/2).

Find the area (in cm²) of a semi-circle of radius 21 cm.

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

In the following question, select the odd letter/letters from the given alternatives.

Find the sum of interior angles of a dodecagon?

Find the value of 64344?

At what point does the line 2x - 3y = 6 cuts the Y axis?