Permutation

How many ways can a supermarket manager display 5 brands of cereals in 3 spaces on a shelf?

• (5-3)!

• 5P3

• 5!/3!

• 3P5

how many ways can 5 girls and 2 boys be arranged in a row such that 2 boys are together?

• 7! - 2! ( 6! ) ways

• 2! x 7P5 ways

• 2P2 + 5! ways

• 2! x 6P6 ways

How many ways can 5 people be arranged in a circle such that two of them must sit together?

• 6 ways

• 12 ways

• 24 ways

• 48 ways

How many different ways can the letters of the word "MAMMAL" be arrange?

• 60 ways

• 82 ways

• 140 ways

• 720 ways

How many arrangements of letters of the word "JACKPOT" are possible if each word begins with J followed by A?

• 120 arrangements

• 122 arrangements

• 134 arrangements

• 210 arrangements

How many possible outcomes are the in Rolling a die and spinning an eight section spinner?

• 20 outcomes

• 36 outcomes

• 48 outcomes

• 54 outcomes

Which of the following is NOT equal to 7P4 ?

• 840

• 7! * 4!

• 7 * 6 * 5 * 4

• 7! /4!

In how many ways can 2 red marbles and 4 blue marbles be arranged in a row?

• 15 ways

• 90 ways

• 720 ways

• 1,300 ways

In how many different ways can the letters of MISSISSIPPI be arranged?

• 11P11

• 11! / (4!∙4!∙2!)

• 11! / 11

• ( 11-1)!

Find the number of ways in which 8 beads can be arranged to form a necklace.

• 1, 350 ways

• 2,520 ways

• 5,040 ways

• 40,320 ways