probability

Which of the following is true?

• There are 4 aces in a deck of cards.

• There are 13 red clubs and 13 red hearts in a pack.

• There are 2 facecards in a pack

• There are 64 outcomes when 3 dices are thrown at once

• The joker card is a face card

What is an event?

• Any outcome of an experiment

• Possible outcome of an experiment

• Impossible outcome of an experiment

• Any 1 outcome of an experiment

• 0

The probability that Pedro will hit a hole in one at the golf course is ⅖.  If Pedro goes golfing 40 times in a year, how many times can he expect to hit a hole in one?

• 24
• 40
• 25
• 16

If a stone is dropped at random on the arrangement of tiles shown, what is the probability the stone lands on a black tile?

• 5/9
• 4/9
• 1/2
• 1/9

What is the probability of the spinner landing on an odd number?

• 1/2

• 4/4

• 1/4

• 1/3

What is the probability of getting any letter that is not A?

• 1/8

• 3/4
• 2/8
• 1/4

A spinner has 11 equal sized sections marked 1 through 11.  What is the theoretical probability that you will land on an even number? 

• 45%
• 44%
• 55%
• 54%

A bag contains 5 red marbles, 8 white marbles, 4 green marbles. What is the probability that if one marble is taken out of the bag at random, it will be a non-red marble.

• 5/17

• 9/17

• 13/17

• 12/17

Find the probability of rolling a 7 on a single die.

• 1/6
• 7/6
• 0
• 7/7

The chart below represents the number of marbles in a jar.

P(green) =

• 5/19

• 10/28

• 5/14

• 14/19