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Lintel Jan 1 - 7 25 questions
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Monday 20 May 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 94 + ? = 186

    Answer: 92
  2. 2. Algebra

    What is the next term? 5, 20, 80, 320, ...

    Answer: 1280
  3. 3. Geometry

    Opposite = 14cm, adjacent = 9cm. Calculate the angle

    Answer: 57.3°
  4. 4. Ratio

    Calculate 19.7% of 721

    Answer: 142.04
  5. 5. Statistics

    A bag has 7 red and 4 blue balls. What is the probability of picking a red ball?

    Answer: 711

Tuesday 21 May 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 34 + 12 + 56

    Answer: 2512
  2. 2. Algebra

    Factorise fully: 8x² + 24x

    Answer: 4x(2x + 6)
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 35cm. Find the angle

    Answer: 60.9°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    Find the range of: -1, -10, 26, 7, 26

    Answer: 36

Wednesday 22 May 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the total of 261, 215, and 94

    Answer: 570
  2. 2. Algebra

    Factorise fully: 9x² + 6x

    Answer: 3x(3x + 2)
  3. 3. Geometry

    Calculate the hypotenuse when a = 9cm and b = 4cm

    Answer: 9.85cm
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    Find the range of: -11, 24, -27, -8, 38

    Answer: 65

Thursday 23 May 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: (-15) + (-21) + (-12)

    Answer: -48
  2. 2. Algebra

    Solve: 7x = 21

    Answer: x = 3
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 29cm. Find the angle

    Answer: 63.4°
  4. 4. Ratio

    Calculate 38% of 974

    Answer: 370.12
  5. 5. Statistics

    A bag has 5 red and 7 blue balls. What is the probability of picking a red ball?

    Answer: 512

Friday 24 May 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 123. What are the numbers?

    Answer: 40, 41, and 42
  2. 2. Algebra

    Solve: 10x - 3 = 7x + 18

    Answer: x = 7
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 41cm. Find the angle

    Answer: 54.2°
  4. 4. Ratio

    Simplify: 4:10:8

    Answer: 2:5:4
  5. 5. Statistics

    Find the range of: 36, -18, 36, 21, 24

    Answer: 54