Aptitude and Reasoning Questions

In the following question, four number pairs are given. The number on left side of (–) is related to the number on 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 options.

The mean of a distribution is 18 and the standard deviation is 4.5. What is the value of the coefficient of variation?

The perimeter and the breadth of a rectangle are 82 cm and 20 cm respectively. Calculate the length of its diagonal (in cm).

Find the greatest four digit number when divided by 8, 12, 16 leaves 2 as remainder in every case?

What is the value of 7293 + 441 - 3433 ?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I: Some razors are blades

Statement II: All knives are razors

Conclusion I: Some razors are knives

Conclusion II: No knives are blades

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statements:
(I) Sohan is a good sportsman.
(II) Sportsmen are healthy.

Conclusion:
(I) All healthy people are sportsmen. men.
(II) Sohan is healthy.

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