WAEC Mathematics Past Questions & Answers - Page 295

1,473.

A fair die is rolled once. What is the probability of obtaining 4 or 6?

A.

1/12

B.

1/6

C.

1/3

D.

1/2

E.

2/3

Correct answer is C

No explanation has been provided for this answer.

1,474.

What is the probability of throwing a number greater than 2 with a single fair die

A.

1/6

B.

1/3

C.

1/2

D.

2/3

E.

5/6

Correct answer is D

No explanation has been provided for this answer.

1,475.

A number is chosen at random from the set (1 ,2,3
....,9, 10). What is the probability that the number
is greater than or equal to 7?

A.

1/10

B.

3/10

C.

2/5

D.

3/5

E.

7/10

Correct answer is C

The given set {1, 2, 3, 4 ...., 9, 10}
(x ≥ 7 ) = 7 7, 8, 9, 10 = 4
Total number of possible outcome = 10
4/10 = 2/5