STATISTICS - Jamb Mathematics Past Questions and Answers

Question 71:

• JAMB 2013

What is the probability that an integer x \((1 \leq x \leq 25)\) chosen at random is divisible by both 2 and 3?

A. \(\frac{1}{25}\)
B. \(\frac{1}{5}\)
C. \(\frac{4}{25}\)
D. \(\frac{3}{4}\)

Question 72:

• JAMB 2013

A basket contains 9 apples, 8 bananas and 7 oranges. A fruit is picked from the basket, find the probability that it is neither an apple nor an orange.

A. \(\frac{3}{8}\)
B. \(\frac{1}{3}\)
C. \(\frac{7}{24}\)
D. \(\frac{2}{3}\)

Question 73:

• JAMB 2013

The graph above is correctly represented by

A. Y = x² - x - 2
B. Y = x² - 3x + 2
C. Y = x² - x - 1
D. Y = x² + x - 2

Question 74:

• JAMB 2013

The bar chart above shows the allotment of time(in minutes) per week for selected subjects in a certain school.

What is the total time allocated to the six subjects per week?

A. 460mins
B. 720mins
C. 960mins
D. 200mins

Question 75:

• JAMB 2013

The pie chart above shows the statistical distribution of 80 students in five subjects in an examination.

Calculate how many student offer Mathematics.

A. 30
B. 11
C. 50
D. 20