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Bedrock Jan 1 - 7 25 questions
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Monday 23 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 24 + 23

    Answer: 24 + 23 = 47
  2. 2. Algebra

    Find the next term: 9, 16, 23, 30, ...

    Answer: 37
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 9.2cm. Find the angle

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

    Simplify the ratio 9:12

    Answer: 3:4
  5. 5. Statistics

    Find the range of: 12, 35, 36, 38, 41

    Answer: 29

Tuesday 24 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄8 + 2⁄8

    Answer: 3⁄4
  2. 2. Algebra

    Find the next term: 7, 14, 21, 28, ...

    Answer: 35
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 12.7cm. Find the angle

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

    Simplify the ratio 30:40

    Answer: 3:4
  5. 5. Statistics

    What is the probability of rolling a 4 on a fair die?

    Answer: 1⁄6

Wednesday 25 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 34 × 34

    Answer: 38
  2. 2. Algebra

    Simplify: 5x + 9x

    Answer: 14x
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 6.9cm. Find the angle

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

    Simplify the ratio 8:24

    Answer: 1:3
  5. 5. Statistics

    What is the probability of rolling a 4 on a fair die?

    Answer: 1⁄6

Thursday 26 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 10 + 31

    Answer: 10 + 31 = 41
  2. 2. Algebra

    Factorise: 4x + 6

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

    Opposite = 15cm, hypotenuse = 30cm. Find the angle

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

    Simplify the ratio 20:32

    Answer: 5:8
  5. 5. Statistics

    Find the range of: 20, 37, 39, 26, 20

    Answer: 19

Friday 27 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 77 + 33

    Answer: 77 + 33 = 110
  2. 2. Algebra

    Solve: x + 8 = 22

    Answer: x = 14
  3. 3. Geometry

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

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

    Simplify the ratio 24:12

    Answer: 2:1
  5. 5. Statistics

    Find the median of: 10, 14, 6, 14, 12

    Answer: 12