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WAEC WASSCE Mathematics 2024 past questions and answers

This 2024 WAEC WASSCE Mathematics set has 40 practice questions. Try these 5 free sample questions, tap a question to reveal the answer and explanation. Then practise the whole 2024 set with instant marking.

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Sample WAEC WASSCE Mathematics 2024 questions

1. The values 4, 7, 9 and 10 have a mean of
  1. 7.5
  2. 7
  3. 8
  4. 7.25

Answer: A. 7.5

Their sum is 30, and 30 divided by 4 is 7.5.

2. A bag contains 5 red and 3 blue identical counters; if two counters are drawn one after the other without replacement, what is the probability that both are red?
  1. 5/8
  2. 5/14
  3. 1/4
  4. 3/14

Answer: B. 5/14

The probability is (5/8)(4/7) = 20/56 = 5/14.

3. A closed cylinder has radius 7 cm and height 10 cm; using pi = 22/7, what is its volume?
  1. 440 cm^3
  2. 1,078 cm^3
  3. 1,540 cm^3
  4. 3,080 cm^3

Answer: C. 1,540 cm^3

The volume is pi times 7^2 times 10, which is 1,540 cm^3.

4. If vector a = (3, -2) and vector b = (-1, 5), what is a + b?
  1. (4, 3)
  2. (-4, -7)
  3. (2, -7)
  4. (2, 3)

Answer: D. (2, 3)

Adding corresponding components gives (3 - 1, -2 + 5) = (2, 3).

5. What is the determinant of the matrix [[4, 1], [2, 3]]?
  1. 10
  2. 14
  3. 8
  4. 6

Answer: A. 10

The determinant is (4)(3) - (1)(2) = 10.

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