Jamb Mathematics 2009 Past Questions and Answers

Question 41:

• JAMB 2009

The probability of a student passing any examination is ²/₃. If the students takes three examination, what is the probability that he will not pass any of them

A. ²/₃
B. ⁴/₉
C. ⁸/₂₇
D. ¹/₂₇

Question 42:

• JAMB 2009

5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively an d have a mean of 5.7. Find the value of k

A. 4
B. 3
C. 2
D. 1

Question 43:

• JAMB 2009

What is the mean deviation of x, 2x, x+1 and 3x. If their mean is 2?

A. 0.5
B. 1.0
C. 1.5
D. 2.0

Question 44:

• JAMB 2009

In how many ways can a delegation of 3 be chosen from 5 men and 3 women. If at least 1 man and 1 woman must be included?

A. 15
B. 28
C. 30
D. 45

Question 45:

• JAMB 2009

In how many ways can 9 people be seated if 3 chairs are available

A. 720
B. 504
C. 336
D. 210