Waec Mathematics 2014 Past Questions and Answers

Question 31:

• WAEC 2014

In a cumulative frequency graph, the lower quartile is 18 years while the 60th percentile is 48 years. What percentage of the distribution is at most 18 years or greater than 48 years?

A. 15%
B. 35%
C. 65%
D. 85%

Question 32:

• WAEC 2014

If a number is selected at random from each of the sets p = {1, 2, 3} and Q = {2, 3, 5}, find the probability that the sum of the numbers is prime

A. \(\frac{5}{9}\)
B. 1\(\frac{4}{9}\)
C. \(\frac{1}{3}\)
D. \(\frac{2}{9}\)

Question 33:

• WAEC 2014

If log 5.957 = 0.7750, find log \(3 \sqrt{0.0005957}\)

A. 4.1986
B. 2.9250
C. 1.5917
D. 1.2853

Question 34:

• WAEC 2014

The probability of an event P happening is \(\frac{1}{5}\) and that of event Q is \(\frac{1}{4}\). If the events are independent, what is the probability that neither of them happens?

A. \(\frac{4}{5}\)
B. \(\frac{3}{4}\)
C. \(\frac{3}{5}\)
D. \(\frac{1}{20}\)

Question 35:

• WAEC 2014

Each exterior angle of a polygon is 30^o. Calculate the sum of the interior angles

A. 540^o
B. 720^o
C. 1080^o
D. 1800^o