Mathematics 2018 Waec Past Questions and Answers

Question 6 :

• WAEC 2018

Simplify; 2\(\frac{1}{4} \times 3\frac{1}{2} \div 4 \frac{3}{8}\)


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

Question 7 :

• WAEC 2018

There are 250 boys and 150 girls in a school, if 60% of the boys and 40% of the girls play football, what percentage of the school play football?

A. 40.0%
B. 42.2%
C. 50.0%
D. 52.5%

Question 8 :

• WAEC 2018

If \(\log_{10}\)(6x - 4) - \(\log_{10}\)2 = 1, solve for x.

A. 2
B. 3
C. 4
D. 5

Question 9 :

• WAEC 2018

If F = \(\frac{9}{5}\)C + 32, find C when F = 98.6

A. 30
B. 37
C. 39
D. 41

Question 10 :

• WAEC 2018

If y + 2x = 4 and y - 3x = -1, find the value of (x + y)


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