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Bedrock Dec 15 - 21 25 questions
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Monday 15 December 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 98 + 38

    Answer: 98 + 38 = 136
  2. 2. Algebra

    If x = 10, find the value of 5x + 10

    Answer: 60
  3. 3. Geometry

    Convert 16m to cm

    Answer: 1600cm
  4. 4. Ratio

    Simplify the ratio 16:4

    Answer: 4:1
  5. 5. Statistics

    Find the mean of: 12, 13, 3, 13, 9

    Answer: 10

Tuesday 16 December 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 27 + 20

    Answer: 27 + 20 = 47
  2. 2. Algebra

    If x = 8, find the value of 3x + 12

    Answer: 36
  3. 3. Geometry

    Convert 46cm to mm

    Answer: 460mm
  4. 4. Ratio

    Simplify the ratio 25:30

    Answer: 5:6
  5. 5. Statistics

    Find the mean of: 11, 19, 9

    Answer: 13

Wednesday 17 December 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 93 + 47

    Answer: 93 + 47 = 140
  2. 2. Algebra

    If x = 4, find the value of 2x + 10

    Answer: 18
  3. 3. Geometry

    Convert 12m to cm

    Answer: 1200cm
  4. 4. Ratio

    Simplify the ratio 15:12

    Answer: 5:4
  5. 5. Statistics

    Find the mean of: 4, 12, 8

    Answer: 8

Thursday 18 December 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 80 + 52

    Answer: 80 + 52 = 132
  2. 2. Algebra

    If x = 10, find the value of 4x + 9

    Answer: 49
  3. 3. Geometry

    Convert 23cm to mm

    Answer: 230mm
  4. 4. Ratio

    Simplify the ratio 25:15

    Answer: 5:3
  5. 5. Statistics

    Find the mean of: 11, 18, 9, 2, 12

    Answer: 10.4

Friday 19 December 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 32 + 46

    Answer: 32 + 46 = 78
  2. 2. Algebra

    If x = 9, find the value of 5x + 12

    Answer: 57
  3. 3. Geometry

    Convert 15cm to mm

    Answer: 150mm
  4. 4. Ratio

    Simplify the ratio 24:12

    Answer: 2:1
  5. 5. Statistics

    Find the mean of: 11, 9, 14, 11, 16

    Answer: 12.2