Quantitative Aptitude - Arithmetic Ability Questions

If four angles of a quadrilateral are (6x-18), (80-4x), (4x+14), (12x-58), then find the value of the smallest angle of the quadrilateral.

The side of an equilateral triangle is 8 cm. Find its area (in cm2).

Find the value of '?, if the mean of the data set 18, 16, 22, 13, ? = 16.

Mohan starts to calculate sum of all odd natural number less than 83. What result does he get?

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

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

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

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.