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NECO SSCE Mathematics 2020 past questions and answers

This 2020 NECO SSCE 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 2020 set with instant marking.

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Sample NECO SSCE Mathematics 2020 questions

1. Simplify 3(2x - 1) - 2(x + 4).
  1. 4x - 11
  2. 4x + 5
  3. 8x - 11
  4. 4x - 5

Answer: A. 4x - 11

Expanding and collecting like terms gives 6x - 3 - 2x - 8 = 4x - 11.

2. Find y if 5y + 7 = 32.
  1. 3
  2. 5
  3. 7
  4. 8

Answer: B. 5

Subtracting 7 and dividing by 5 gives y = 5.

3. A sum of 64 is divided in the ratio 3:5; how much is the smaller share?
  1. 18
  2. 20
  3. 24
  4. 40

Answer: C. 24

The 8 ratio parts are worth 64/8 = 8 each, so the smaller share is 3 x 8 = 24.

4. What is 15% of 240?
  1. 30
  2. 32
  3. 35
  4. 36

Answer: D. 36

Since 15% = 0.15, 0.15 x 240 = 36.

5. Find the simple interest on N8,000 for 3 years at 5% per annum.
  1. N1,200
  2. N1,000
  3. N1,400
  4. N2,000

Answer: A. N1,200

Simple interest = 8000 x 0.05 x 3 = N1,200.

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