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Bedrock Jan 1 - 7 25 questions
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Monday 7 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄6 + 1⁄6

    Answer: 2⁄3
  2. 2. Algebra

    Find the next term: 19, 27, 35, 43, ...

    Answer: 51
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 18.4cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Simplify the ratio 6:16

    Answer: 3:8
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 1⁄2

Tuesday 8 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 45 + 49

    Answer: 45 + 49 = 94
  2. 2. Algebra

    Simplify: 8x + 9x

    Answer: 17x
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 17.3cm. Find the angle

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

    Simplify the ratio 10:20

    Answer: 1:2
  5. 5. Statistics

    Find the median of: 5, 12, 14, 19, 17

    Answer: 14

Wednesday 9 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    7000

    Answer: 7 × 103
  2. 2. Algebra

    Find the next term: 23, 32, 41, 50, ...

    Answer: 59
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 7.cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Calculate 25% of 21

    Answer: 5.25
  5. 5. Statistics

    Find the range of: 32, 24, 25, 26, 17

    Answer: 15

Thursday 10 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 76 + 21

    Answer: 76 + 21 = 97
  2. 2. Algebra

    Factorise: 12x + 42

    Answer: 6(2x + 7)
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 24cm. Find the angle

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

    Simplify the ratio 6:16

    Answer: 3:8
  5. 5. Statistics

    Find the range of: 29, 36, 36, 7, 6

    Answer: 30

Friday 11 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 14 + 29

    Answer: 14 + 29 = 43
  2. 2. Algebra

    Find the next term: 10, 18, 26, 34, ...

    Answer: 42
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 9.9cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Simplify the ratio 4:10

    Answer: 2:5
  5. 5. Statistics

    Find the mean of: 7, 14, 6

    Answer: 9