Quantitative Aptitude - Arithmetic Ability Questions

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.

The value of cos0 deg is

The sum of two positive integers is 34 and their difference is 8. Find their product.

 The line bisecting all the three angles of a triangle meets at a common point. This point is known as ______________.

The sum of numbers from 1 to 100 (inclusive of both) is

For what value of C, the system of equation 6x + 2y = 2 & 3x + y = C will be coincident?

If angles M and N measure 60 deg and 30 deg respectively, (sinM) x (cotN) = ?

A girl walking at the speed of 2 km/hr covers a certain distance in 7 hours 30 minutes. If she covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of cycle?