Ordinary level 2025 North regional mock mathematics 1

Ordinary level 2025 North regional mock mathematics 1

Ordinary level 2025 North regional mock mathematics 1

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Question 1:

• Question: Evaluating the expression (24 \div \frac{2}{3} – 3 \times 1\frac{1}{3} + 4) gives:
• Options:
  • A 16
  • B 48
  • C 36
  • D 28

Question 2:

• Question: The value of the digit 6 in the number 21.076 is:
• Options:
  • A 6 thousandth
  • B 6 hundred
  • C 6 thousands
  • D 6 units

Question 3:

• Question: The HCF of 30 and 48 is
• Options:
  • A 30
  • B 6
  • C 48
  • D 2

Question 4:

• Question: What is the LCM of 12 and 40?
• Options:
  • A 120
  • B 100
  • C 80
  • D 4

Question 5:

• Question: Write the number 0.00045600 in standard form.

Question 9:

• Question: Given that (v = \frac{\pi r^2 h}{e}), express (r) in terms of (v), (e), (h) and (\pi).
• Options:
  • A (r = \pm \sqrt{\frac{ve}{\pi h}})
  • B (r = \sqrt{\frac{ve}{\pi h}})
  • C (r = \frac{\sqrt{ve}}{\pi h})
  • D (r = \pm \frac{\sqrt{ve}}{\pi h})

Question 10:

• Question: What is the solution to the following simultaneous equations? (x – y = 3) …(1) (2x + y = 6) …(2)
• Options:
  • A (x = 4, y = 1)
  • B (x = 2, y = 2)
  • C (x = 3, y = 0)
  • D (x = 0, y = 3)

Question 11:

• Diagram: Shows a right-angled triangle with one leg labeled 5, the other leg labeled (x+3), and the hypotenuse labeled 10cm.
• Question: Given that the area of the right-angled triangle below is (10 , \text{cm}^2), what is the value of (x)?
• Options:
  • A (2 , \text{cm})
  • B (1 , \text{cm})
  • C (0.8 , \text{cm})
  • D (5 , \text{cm})

Question 12:

• Question: The following are consecutive terms of a sequence of numbers: 3, 8, 13, (p), 23, 28. What is the value of (p)?
• Options:
  • A 5
  • B 18
  • C 15
  • D 33