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Bedrock Jan 1 - 7 25 questions
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Monday 28 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 20 + 41

    Answer: 20 + 41 = 61
  2. 2. Algebra

    Factorise: 10x + 6

    Answer: 2(5x + 3)
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 11.5cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 12:16

    Answer: 3:4
  5. 5. Statistics

    Find the mean of: 20, 16, 10

    Answer: 15.333333333333

Tuesday 29 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 6.6 + 3.3

    Answer: 6.6 + 3.3 = 9.9
  2. 2. Algebra

    Find the next term: 18, 22, 26, 30, ...

    Answer: 34
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 16:10

    Answer: 8:5
  5. 5. Statistics

    Find the mean of: 13, 4, 13, 3

    Answer: 8.25

Wednesday 30 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    40000

    Answer: 4 × 104
  2. 2. Algebra

    Expand: 8(x + 8)

    Answer: 8x + 64
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 20:32

    Answer: 5:8
  5. 5. Statistics

    Find the mean of: 5, 13, 3, 5

    Answer: 6.5

Thursday 31 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄10 + 5⁄10

    Answer: 7⁄10
  2. 2. Algebra

    Find the next term: 20, 24, 28, 32, ...

    Answer: 36
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 28cm. Find the angle

    Answer: 30° (approximately)
  4. 4. Ratio

    Simplify the ratio 20:24

    Answer: 5:6
  5. 5. Statistics

    Find the mean of: 19, 6, 9

    Answer: 11.333333333333

Friday 1 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 84 + 25

    Answer: 84 + 25 = 109
  2. 2. Algebra

    Factorise: 4x + 14

    Answer: 2(2x + 7)
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 5.8cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 30:15

    Answer: 2:1
  5. 5. Statistics

    Find the mean of: 5, 8, 2

    Answer: 5