Mathematics questions and answers

Mathematics Questions and Answers

How good are you with figures and formulas? Find out with these Mathematics past questions and answers. This Test is useful for both job aptitude test candidates and students preparing for JAMB, WAEC, NECO or Post UTME.

3,347.

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.

3,348.

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.

3,349.

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

3,350.

Marks 1 2 3 4 5 6 7 8 9 10
No of students 1 3 2 0 1 6 1 0 1 0

The table above shows the scores of 15 students in a Physics test.

How many students scored at least 5?

A.

1

B.

6

C.

8

D.

9

E.

14

Correct answer is D

No of students that scored at least 5 = 1 + 6 + 1 + 0 + 1 + 0

= 9 students.