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Bedrock Jan 1 - 7 25 questions
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Monday 9 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 67 + 24

    Answer: 67 + 24 = 91
  2. 2. Algebra

    Find the next term: 11, 14, 17, 20, ...

    Answer: 23
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 17cm. Find the angle

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

    Simplify the ratio 12:24

    Answer: 1:2
  5. 5. Statistics

    Find the range of: 30, 28, 20, 21, 25

    Answer: 10

Tuesday 10 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄5 + 2⁄5

    Answer: 4⁄5
  2. 2. Algebra

    Simplify: 8x + 6x

    Answer: 14x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 15cm. Find the angle

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

    Simplify the ratio 12:32

    Answer: 3:8
  5. 5. Statistics

    Find the range of: 25, 8, 24, 19, 27

    Answer: 19

Wednesday 11 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄10 + 2⁄10

    Answer: 7⁄10
  2. 2. Algebra

    Find the next term: 12, 15, 18, 21, ...

    Answer: 24
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 19.8cm. Find the angle

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

    Simplify the ratio 6:8

    Answer: 3:4
  5. 5. Statistics

    Find the mean of: 2, 16, 14, 13

    Answer: 11.25

Thursday 12 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 48 + 75

    Answer: 48 + 75 = 123
  2. 2. Algebra

    Find the next term: 12, 14, 16, 18, ...

    Answer: 20
  3. 3. Geometry

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

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

    Calculate 10% of 147

    Answer: 14.7
  5. 5. Statistics

    Find the mean of: 20, 19, 8, 3, 8

    Answer: 11.6

Friday 13 August 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 40 + 25

    Answer: 40 + 25 = 65
  2. 2. Algebra

    Find the next term: 14, 24, 34, 44, ...

    Answer: 54
  3. 3. Geometry

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

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

    Simplify the ratio 14:8

    Answer: 7:4
  5. 5. Statistics

    Find the mean of: 3, 7, 6

    Answer: 5.3333333333333