Permutation

Permutation refers to the arrangement of objects where the position or order is important.

• TRUE

• FALSE

The product of all positive integers equal or less than to “n”.

• n - Factorial

• n - Primes

• n - Products

• n - Integers

Which of the following expressions is equal to (5)(4)(3)(2)(1)?

• 4!

• 2!

• 3!

• 5!

Which of the following expressions represent the permutation of five different books in a shelf?

• 4P4

• 3P3

• 5P5

• 2P2

Which of the following expressions represents the permutation of 4 different letters taken 2 at a time?

• 4P4

• 4P2

• 2P2

• 2P4

A permutation of objects where some are alike.

• Circular Permutation

• Permutation in a Row

• Permutation with Repetitions

• Permutations of n taken r at a time

The different possible arrangements of objects in a circle.

• Circular Permutation

• Permutation in a Row

• Permutation with Repetitions

• Permutations of n taken r at a time

Which of the following expressions represents the permutation of 7 people seated on a circular dining table?

• 7!

• (7-1)!

• (7-1)!/2

• 7P7

Which of the following expressions represents the permutation of the 6 keys on a key ring.

• (6-1)!

• 6P6

• (6-1)!/2

• 6!

What will be the value of “n” if we are going to find the permutation of the letter in the word “INTELLIGENCE”.

• n=12

• n=1

• n=2

• n=3