Quantitative Aptitude - Arithmetic Ability Questions

Find the value of 1006×994?

An equilateral triangle has sides of 10 cm each. Find the ratio of in-radius to the circum-radius of the triangle.

Slope of the line AB is -2/3. Co-ordinates of points A and B are (x , -3) and (5 , 2) respectively. What is the value of x?

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.

Two trains are moving in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then what is the speed (in km/hr) of each train?

If (a+1a)2=3,then the value of a6-1a6 will be

Select the odd word/letters/number/number pair from the given alternatives.