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Mathematics 2008 Waec Past Questions and Answers

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Mathematics 2008 Waec Past Questions


Question 31 :



Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is selected at random from set B, what is the probability that the number is prime?

A. 1
B. \(\frac{3}{4}\)
C. \(\frac{1}{2}\)
D. \(\frac{1}{4}\)


Question 32 :



Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is picked at random from each of the two sets, what is the probability that their difference is odd?

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


Question 33 :



Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is picked at random from each of the two sets, what is the probability that their difference is 6 or 7?

A. \(\frac{1}{256}\)
B. \(\frac{1}{16}\)
C. \(\frac{1}{8}\)
D. \(\frac{1}{2}\)


Question 34 :



Find the mean deviation of these numbers 10, 12, 14, 15, 17, 19.

A. 2.5
B. 2.6
C. 2.7
D. 2.8


Question 35 :



In the diagram, < QPR = 90o. If q2 = 25 - r2. Find the value of p

A. 3
B. 4
C. 5
D. 6






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