Quantitative Aptitude - Arithmetic Ability Questions

The ratio between the area of a square and that of a circle, when the length of a side of the square is equal to that of the diameter of the circle, is (take π=22/7)

If √(1 - cos2A)/cosA = x, then the value of x is

If (cotA - cosecA)2 = x, then the value of x is

If x = 1.1, then what is the value of 4x2 -4x + 1 ?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some 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 word from the given alternatives.

A 150 m long train, travelling at 54 km/h, crosses a platform in 42 seconds. What is the length of the platform?

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is