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Probability DJ

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

A die is rolled. What is the probability that the result is less than 3 ?

a)

1/2

b)

1/3

c)

1/4

d)

1/6

2.

The list shows all possible outcomes for which experiment?


S = { (heads, heads), (heads, tails),

(tails, tails), (tails, heads) }

a)

Flipping a coin one time

b)

Flipping a coin two times

c)

Flipping a coin three times

d)

Flipping a coin four times

3.
A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?
a)
5/6
b)
1/2
c)
1/3
d)
1/6
4.

What will be the number of elements for the sample space of the event: 6 coins are tossed?

a)

32

b)

256

c)

64

d)

128

5.
A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?
a)
3
b)
1/10
c)
3/10
d)
30%
6.

What is the probability of pulling a face card out of a deck of cards? P(facecards) =

a)

13/52

b)

3/13

c)

12/52

d)

1/13

7.

Two dice are rolled. What is the probability that the sum is 9?

a)

1/4

b)

1/9

c)

5/12

d)

7/12

e)

1/12

8.

Two dice are rolled. What is the probability that the sum is a multiple of 5?

a)

2/9

b)

1/6

c)

1/18

d)

7/36

e)

1/4

9.

What are the possible outcomes of tossing 2 coins at the same time?

a)

HH, TT, HT, TH

b)

H, T,H,T

c)

HH,TT

d)

HT,TT,HH

10.

What is the probability of pulling a non-face card from a deck of cards? P(non-face card) =

a)

40/52

b)

12/52

c)

52/52

d)

26/52