Mathematics 2018 Waec Past Questions and Answers

Question 31 :

• WAEC 2018

The angle of elevation of the top of a tree from a point 27m away and on the same horizontal ground as the foot of the tree is 30\(^o\). Find the height of the tree.

A. 27m
B. 13.5 \(\sqrt{3m}\)
C. 13.5 \(\sqrt{2m}\)
D. 9\(\sqrt{3m}\)

Question 32 :

• WAEC 2018

In the diagram, which of the following ratios is equal to \(\frac{|PN|}{|PQ|}\)?

A. \(\frac{|PN|}{|PR|}\)
B. \(\frac{|PM|}{|PQ|}\)
C. \(\frac{|PM|}{|PR|}\)
D. \(\frac{|PR|}{|PQ|}\)

Question 33 :

• WAEC 2018

If P and Q are two statements, under what condition would p|q be false?

A. If p is true and q is true
B. If p is true and q is false
C. If p is false and q is false
D. If p is false and q is true

Question 34 :

• WAEC 2018

Find the median of 2, 1, 0, 3, 1, 1, 4, 0, 1 and 2

A. 0.0
B. 0.5
C. 1.0
D. 1.5

Question 35 :

• WAEC 2018

Find the mean deviation of 20, 30, 25, 40, 35, 50, 45, 40, 20 and 45

A. 8
B. 9
C. 10
D. 12