Question 1

when a die is rolled, the die shows a composite number

Accepted Answer

1/3

Answer

2/3

Answer

1/2

Answer

1/6

Question 2

when a die is rolled, it shows a counting number less than 7

Accepted Answer

1

Answer

2/3

Answer

0

Answer

1/2

Question 3

in a family of 3 children, the eldest child is a boy

Accepted Answer

1/2

Answer

1/4

Answer

7/8

Answer

3/8

Question 4

if 3 coins are flipped together, the third coin shows a head

Accepted Answer

1/2

Answer

7/8

Answer

3/8

Answer

1/4

Question 5

when a card is drawn from the standard deck of 52 cards, it shows a red ace

Accepted Answer

1/26

Answer

3/52

Answer

1/13

Answer

1/4

Question 6

when a card is drawn from the set of 52 cards, it shows a black heart

Accepted Answer

0

Answer

1/2

Answer

1

Answer

1/4

Question 7

The event of selecting a month of the year with 31 days

Accepted Answer

7/12

Answer

2/3

Answer

5/12

Answer

1/12

Question 8

when a single die is rolled, find the probability of getting an 8

Accepted Answer

0

Answer

3/8

Answer

1/6

Answer

1

Question 9

there are 20 marbles in a container: 4 are red, 5 are blue and 11 are yellow. What is rthe probability that a yellow marble will be picked?

Accepted Answer

11/20

Answer

9/11

Answer

1/5

Answer

1/4

Question 10

the third person to knock on the door will be a female

Accepted Answer

1/2

Answer

2/3

Answer

1/3

Answer

1/4

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