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Bedrock Jan 1 - 7 25 questions
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Monday 27 January 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 7.1 + 6.2

    Answer: 7.1 + 6.2 = 13.3
  2. 2. Algebra

    Solve: x + 14 = 29

    Answer: x = 15
  3. 3. Geometry

    Opposite = 9cm, hypotenuse = 10.4cm. Find the angle

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

    Calculate 25% of 21

    Answer: 5.25
  5. 5. Statistics

    Find the mean of: 3, 17, 8, 18, 5

    Answer: 10.2

Tuesday 28 January 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1.6 + 9.5

    Answer: 1.6 + 9.5 = 11.1
  2. 2. Algebra

    Find the next term: 29, 32, 35, 38, ...

    Answer: 41
  3. 3. Geometry

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

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

    Simplify the ratio 10:14

    Answer: 5:7
  5. 5. Statistics

    Find the mean of: 11, 16, 16

    Answer: 14.333333333333

Wednesday 29 January 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 78 - 54

    Answer: 78 - 54 = 24
  2. 2. Algebra

    Factorise: 20x + 20

    Answer: 4(5x + 5)
  3. 3. Geometry

    Find the area of a circle with radius 5cm

    Answer: 78.54cm²
  4. 4. Ratio

    Simplify the ratio 6:16

    Answer: 3:8
  5. 5. Statistics

    Find the range of: 11, 32, 17, 21, 16

    Answer: 21

Thursday 30 January 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 93 + 36

    Answer: 93 + 36 = 129
  2. 2. Algebra

    Solve: x + 8 = 15

    Answer: x = 7
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 16.2cm. Find the angle

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

    Calculate 25% of 87

    Answer: 21.75
  5. 5. Statistics

    Find the range of: 14, 18, 10, 10, 34

    Answer: 24

Friday 31 January 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 38 + 32

    Answer: 38 + 32 = 70
  2. 2. Algebra

    Simplify: 2x + 8x

    Answer: 10x
  3. 3. Geometry

    Opposite = 9cm, hypotenuse = 18cm. Find the angle

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

    Simplify the ratio 6:21

    Answer: 2:7
  5. 5. Statistics

    Find the mean of: 13, 3, 19, 20, 3

    Answer: 11.6