Probability

1.

5 points

Six coins are tossed. How many possible outcomes do you have?

10

12

64

32

2.

5 points

If six coins are tossed what is the P(all heads).

1/12

1/64

64

1/32

3.

5 points

A number cube is rolled find the probability of getting an even number.

1/2

2/6

1/6

none of the above

4.

5 points

A number cube is rolled and a spinner labeled D, R, A, P, E, R is spun. Find P(even number and R).

1/6

6/36

1/18

1/36

5.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random examined and returned to the jar. A second marble is then choosen. Find P (red and red).

6/10

6/20

9/10

none of the above

6.

5 points

Maggie is creating an outfit with 2 plaid shirts or 2 silk shirts and 2 jeans or 3 tights. How many different outfits can she create?

9

10

18

24

7.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random and placed on the table. A second marble is then choosen. Find P (blue or orange and then re).

10/19

7/30

1/15

2/15

8.

5 points

According to the fundamental counting principle how many outcomes can you have when choosing from 3 meats, 4 breads, and 2 chips.

9

24

7

none of the above

9.

5 points

Three coins are tossed. Find the P(THH).

6

1/8

8

1/6

10.

5 points

According to the fundamental counting principle how many outcomes can you have when choosing rolling 2 number cubes.

36

12

4

6

11.

5 points

A number cube is rolled and a spinner labeled D, R, A, P, E, R is spun. Find P(factor of 2 and a vowel).

4/36

1/9

1/3

2/6

12.

5 points

A card is drawn at random from a standard deck of playing cards. Find P(red card).

1/2

13/52

26/52

1/13

13.

5 points

A card is drawn at random from a standard deck of playing cards. Find P(jack).

13/52

1/13

26/52

4/52

14.

5 points

A number cube is rolled and a spinner labeled D, R, A, P, E, R is spun. Find the P(a factor of 6 and A or P). Which is the following is true?

The probability is between 0-15%

The probability is between 20-25%

The probability is between 50-75%

None of these are true

15.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random and placed on the table. A second marble is then choosen. Find P (red and then blue).

12/90

9/100

2/15

7/19

16.

5 points

A number cube is rolled find the P(5).

1

5/6

1/6

1/5

17.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random examined and returned to the jar. A second marble is then choosen. Find P (red and then blue).

7/20

3/10

7/10

3/25

18.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random examined and returned to the jar. A second marble is then choosen. Find P (blue and then orange).

4/50

3/25

12/100

none of the above

19.

5 points

A jar contains 3 red, 4 blue, and 3 orange marbles. A marble is choosen at random and placed on the table. A second marble is then choosen. Find P (red and then red).

2/15

1/15

6/19

none of the above

20.

5 points

A number cube is rolled and a spinner labeled D, R, A, P, E, R is spun. Find P(prime number and D or R).

1/9

1/4

3/6

6/36