AVERAGE

In how many ways can we arrange the letters of the word FARE?

• 8

• 12

• 16

• 24

In how many different ways can 5 teachers be positioned in a circular table?

• 12

• 24

• 50

• 120

Solve P(6,3).

• 18

• 30

• 60

• 120

Determine the number of distinguishable permutations of the word PASSES.

• 30

• 120

• 360

• 720

In how many different ways can you arrange 7 science apparatus on a shelf?

• 120

• 360

• 504

• 5040

Three couples want to have their picture taken. In how many ways can they arrange themselves in a row if couples must stay together?

• 6

• 12

• 24

• 48

A room has 4 doors . In how many ways can a man enter the room by a door and exit on  different door?

• 4

• 12

• 16

• 24

Find the number of distinguishable permutations of the letters of the word MASS.

• 4

• 8

• 12

• 24

Find C(9,3).

• 72

• 84

• 288

• 576

What is n in the C(n,4)=15?

• 4

• 5

• 6

• 7