PERMUTATIONS OF OBJECTS

It refers to an arrangement of objects in a definitive order.

• Combination

• Distinction

• Permutation

• Repetition

It refers to the number of ordered arrangements of different objects in a line.

• Permutation

• Permutation of distinct objects

• Circular permutation

• Permutation of non-distinct objects

An ordered arrangement of objects in a circular manner is called __________.

• Permutation

• Permutation of distinct objects

• Circular permutation

• Permutation of non-distinct objects

The number of ordered arrangements of non-distinct objects is called ________.

• Circular permutation

• Permutation of distinct objects

• Objective Permutation

• Permutation of non-distinct objects

Which of the following situations involve permutation?

• Matching tops and skirts

• Winning “suertres lotto” combination in PCSO

• Choosing four of your classmates to attend your birthday party

• Identifying the lines formed by connecting some given points on a plane

The following involve permutations EXCEPT

• Keep records in a vault

• Form a committee of 4

• Unlock a mobile phone with a PIN

• Withdraw cash in an automated machine

Which of the following situations show that arrangement of the objects is important?

• Choosing 2 desserts from a menu of 13

• Picking a team of 5 people from a group of 16

• Choosing what to wear from 5 denim pants and 7 tees

• Selecting first, second and third placer out of ten runners in a race

There are 24 ways that 5 people can be seated at a round table. This is an example of______________.

• Not permutation

• Permutation of distinct objects

• Circular permutation

• Permutation of non-distinct objects

Arranging 6 people in a row for picture taking is an activity that involves __________.

• Not permutation

• Permutation of distinct objects

• Circular permutation

• Permutation of non-distinct objects

A shoe-shop owner wants to display his new collection of shoes in a row in the front window. He will display 2 pairs of identical rubber shoes, 2 pairs of identical leather shoes, 1 pair of high heeled shoes. This problem is _____________________.

• Not permutation

• Permutation of distinct objects

• Circular permutation

• Permutation of non-distinct objects