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Bedrock Feb 9 - 15 25 questions
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Monday 9 February 2026

Keystones #40 · Five questions · Open this day only

  1. 1. Number

    Calculate: 31 × 1000

    Answer: 31000
  2. 2. Algebra

    Find the first 4 terms of: 4n + 1

    Answer: 5, 9, 13, 17
  3. 3. Geometry

    Convert 3 litres to ml

    Answer: 3000ml
  4. 4. Ratio

    A and B share in ratio 3:4. If A gets 90, how much does B get?

    Answer: 120
  5. 5. Statistics

    Find the mean, median and range of: 35, 21, 38, 22, 17

    Answer: Mean = 26.6, Median = 22, Range = 21

Tuesday 10 February 2026

Keystones #41 · Five questions · Open this day only

  1. 1. Number

    Calculate: 8 × 10

    Answer: 80
  2. 2. Algebra

    Find the first 4 terms of: 5n + 6

    Answer: 11, 16, 21, 26
  3. 3. Geometry

    Convert 7 litres to ml

    Answer: 7000ml
  4. 4. Ratio

    A and B share in ratio 3:2. If A gets 78, how much does B get?

    Answer: 52
  5. 5. Statistics

    Find the mean, median and range of: 27, 22, 18, 24, 31

    Answer: Mean = 24.4, Median = 24, Range = 13

Wednesday 11 February 2026

Keystones #42 · Five questions · Open this day only

  1. 1. Number

    Calculate: 8 × 100

    Answer: 800
  2. 2. Algebra

    Find the first 4 terms of: 5n + 3

    Answer: 8, 13, 18, 23
  3. 3. Geometry

    Convert 9 litres to ml

    Answer: 9000ml
  4. 4. Ratio

    A and B share in ratio 1:3. If A gets 41, how much does B get?

    Answer: 123
  5. 5. Statistics

    Find the mean, median and range of: 31, 30, 21, 13, 20

    Answer: Mean = 23, Median = 21, Range = 18

Thursday 12 February 2026

Keystones #43 · Five questions · Open this day only

  1. 1. Number

    Calculate: 82 × 100

    Answer: 8200
  2. 2. Algebra

    Find the first 4 terms of: 3n + 6

    Answer: 9, 12, 15, 18
  3. 3. Geometry

    Convert 10 litres to ml

    Answer: 10000ml
  4. 4. Ratio

    A and B share in ratio 1:4. If A gets 40, how much does B get?

    Answer: 160
  5. 5. Statistics

    Find the mean, median and range of: 21, 15, 31, 26, 19

    Answer: Mean = 22.4, Median = 21, Range = 16

Friday 13 February 2026

Keystones #44 · Five questions · Open this day only

  1. 1. Number

    Calculate: 15 × 1000

    Answer: 15000
  2. 2. Algebra

    Find the first 4 terms of: 2n + 3

    Answer: 5, 7, 9, 11
  3. 3. Geometry

    Convert 6 litres to ml

    Answer: 6000ml
  4. 4. Ratio

    A and B share in ratio 1:4. If A gets 45, how much does B get?

    Answer: 180
  5. 5. Statistics

    Find the mean, median and range of: 15, 20, 17, 32, 32

    Answer: Mean = 23.2, Median = 20, Range = 17