Permutation Formula

USING THE PICTURE AT THE RIGHT HOW MANY POSSIBLE MENUS CAN BE SERVED HAVING 6 SALADS , 5 MAIN COURSES ,10 DESSERTS AND 4 BEVERAGES

• 120

• 150

• 1200

• 1300

IN HOW MAY WAYS CAN WE ARRANGE 5 STUDENTS TO BE SEATED AROUND THE CIRCULAR TABLE ?

• 120

• 20

• 24

• 60

In how many ways are the letters in the word ( PEOPLE) be arranged?

• 180

• 18

• 36

• 15

A license plate begins with three letters. If the possible letters are A, B, C, D and E, how many different permutations of these letters can be made if no letter is used more than once?

• 20

• 23

• 60

• 120

How many positive integers of 5 digits may be made from the ciphers 1,2,3,4,5, if repetition is not allowed?

• 120

• 60

• 24

• 20

WHAT IS THE CORRECT FORMULA TO BE USED IN FINDING THE PERMUTATION OF 7 KEYS IN A KEY RINGS?

• P=(n-1)

• P= (n-1)!

• P=(n-1)! /2

• P=(n,r) ! /2

Anna, Bon, Charles, Dianne, Fe and Erwan want to take a photo in which Anna and Bon must stand next to each other. How many different photos are possible?

• 240

• 120

• 480

• 720

How many distinct permutations can be made from the word INDEPENDENCE?

• 1763200 permutations

• 1863200 permutations

• 1664200 permutations

• 1663200 permutations

 

Calculate the number of ways how 4 different prizes can be given to 4 participants of a quiz.

• 24

• 16

• 20

• 12

Which of the following is the correct formula for finding the number of permutations of n different things around a key ring?

• (n-1)!

• (n-2)!

• 
•