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Bedrock Nov 2 - 8 25 questions
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Monday 2 November 2026

Keystones #306 · Five questions · Open this day only

  1. 1. Number

    Simplify: 20⁄35

    Answer: 4⁄7
  2. 2. Algebra

    Find the next term: 30, 38, 46, 54, ...

    Answer: 62
  3. 3. Geometry

    Calculate one exterior angle of a regular 10-sided polygon

    Answer: 36°
  4. 4. Ratio

    Share 95 in the ratio 4:1

    Answer: 76 and 19
  5. 5. Statistics

    Find the median of: 19, 8, 16, 5, 12

    Answer: 12

Tuesday 3 November 2026

Keystones #307 · Five questions · Open this day only

  1. 1. Number

    Simplify: 8⁄24

    Answer: 2⁄6
  2. 2. Algebra

    Find the next term: 29, 38, 47, 56, ...

    Answer: 65
  3. 3. Geometry

    What is the sum of interior angles in a quadrilateral?

    Answer: 360°
  4. 4. Ratio

    Share 108 in the ratio 2:1

    Answer: 72 and 36
  5. 5. Statistics

    Find the median of: 12, 14, 13, 14, 13

    Answer: 13

Wednesday 4 November 2026

Keystones #308 · Five questions · Open this day only

  1. 1. Number

    Simplify: 6⁄12

    Answer: 2⁄4
  2. 2. Algebra

    Find the next term: 9, 17, 25, 33, ...

    Answer: 41
  3. 3. Geometry

    What is the sum of interior angles in a triangle?

    Answer: 180°
  4. 4. Ratio

    Share 60 in the ratio 1:4

    Answer: 12 and 48
  5. 5. Statistics

    Find the median of: 15, 9, 14, 11, 5

    Answer: 11

Thursday 5 November 2026

Keystones #309 · Five questions · Open this day only

  1. 1. Number

    Simplify: 12⁄24

    Answer: 3⁄6
  2. 2. Algebra

    Find the next term: 12, 17, 22, 27, ...

    Answer: 32
  3. 3. Geometry

    Calculate one exterior angle of a regular 12-sided polygon

    Answer: 30°
  4. 4. Ratio

    Share 85 in the ratio 4:1

    Answer: 68 and 17
  5. 5. Statistics

    Find the median of: 12, 11, 13, 17, 9

    Answer: 12

Friday 6 November 2026

Keystones #310 · Five questions · Open this day only

  1. 1. Number

    Simplify: 20⁄10

    Answer: 4⁄2
  2. 2. Algebra

    Find the next term: 12, 22, 32, 42, ...

    Answer: 52
  3. 3. Geometry

    What is the sum of interior angles in a hexagon?

    Answer: 720°
  4. 4. Ratio

    Share 25 in the ratio 3:2

    Answer: 15 and 10
  5. 5. Statistics

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

    Answer: 19