MATHEMATICS Questions For WAEC May/June 2023 (11-20)

These questions and the answers are the work of the author and don't guarantee that the same questions will be given to you in the exam. If the questions come out, you're just lucky.

These questions and the answers are the work of the author and don't guarantee that the same questions will be given to you in the exam. If the questions come out, you're just lucky.

This page contains MATHEMATICS questions 11-20. If you've not covered questions👇👇

1-10, click here to prepare

11. Simplify 2(3x + 4) - 5(x - 2)

A) 7x + 8
B) x + 14
C) 7x - 8
D) 5x - 2

12. What is the value of y if 2y + 5 = 17?

A) 6
B) 7
C) 8
D) 9

13. If the ratio of boys to girls in a class is 3:5 and there are 24 girls, how many boys are in the class?

A) 12
B) 18
C) 36
D) 48

14. If x = 2 and y = 3, what is the value of x² + 3xy - 2y² ?

A) -16
B) -8
C) 0
D) 8

15. What is the slope of the line passing through the points (2, 5) and (4, 9)?

A) -2
B) 2
C) 4
D) -4

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16. The length of a rectangle is twice its width. If the perimeter of the rectangle is 24 cm, what is the length of the rectangle?

A) 4 cm
B) 6 cm
C) 8 cm
D) 10 cm

17. What is the value of x if log₂(4x) = 3?

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

18. If f(x) = 2x² - x + 3, what is the value of f(4)?

A) 23
B) 29
C) 33
D) 43

19. What is the solution to the equation 2x + 3 = 5x - 2?

A) -1
B) 1
C) 3
D) 5

20. What is the value of sin 30° + cos 60°?

A) √3/2
B) 1/2
C) 1
D) 2/√3

Answers: 👇👇

11. Answer: A) 7x + 8
12. Answer: B) 7
13. Answer: A) 12
14. Answer: D) 8
15. Answer: B) 2
16. Answer: B) 6 cm
17. Answer: A) 2
18. Answer: D) 43
19. Answer: C) 3
20. Answer: A) √3/2

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