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Bedrock Mar 30 - Apr 5 25 questions
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Monday 30 March 2026

Keystones #89 · Five questions · Open this day only

  1. 1. Number

    Calculate: 29 × 1000

    Answer: 29000
  2. 2. Algebra

    Find the first 4 terms of: 5n + 2

    Answer: 7, 12, 17, 22
  3. 3. Geometry

    Convert 8 litres to ml

    Answer: 8000ml
  4. 4. Ratio

    A and B share in ratio 1:2. If A gets 35, how much does B get?

    Answer: 70
  5. 5. Statistics

    Find the mean, median and range of: 34, 29, 20, 13, 22

    Answer: Mean = 23.6, Median = 22, Range = 21

Tuesday 31 March 2026

Keystones #90 · Five questions · Open this day only

  1. 1. Number

    Calculate: 91 × 100

    Answer: 9100
  2. 2. Algebra

    Find the first 4 terms of: 6n + 4

    Answer: 10, 16, 22, 28
  3. 3. Geometry

    Convert 3 litres to ml

    Answer: 3000ml
  4. 4. Ratio

    A and B share in ratio 1:2. If A gets 45, how much does B get?

    Answer: 90
  5. 5. Statistics

    Find the mean, median and range of: 28, 15, 33, 11, 38

    Answer: Mean = 25, Median = 28, Range = 27

Wednesday 1 April 2026

Keystones #91 · Five questions · Open this day only

  1. 1. Number

    Calculate: 15 × 1000

    Answer: 15000
  2. 2. Algebra

    Find the first 4 terms of: 3n + 3

    Answer: 6, 9, 12, 15
  3. 3. Geometry

    Convert 2 litres to ml

    Answer: 2000ml
  4. 4. Ratio

    A and B share in ratio 2:1. If A gets 76, how much does B get?

    Answer: 38
  5. 5. Statistics

    Find the mean, median and range of: 23, 11, 36, 20, 28

    Answer: Mean = 23.6, Median = 23, Range = 25

Thursday 2 April 2026

Keystones #92 · Five questions · Open this day only

  1. 1. Number

    Calculate: 85 × 10

    Answer: 850
  2. 2. Algebra

    Find the first 4 terms of: 5n + 6

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

    Convert 9 litres to ml

    Answer: 9000ml
  4. 4. Ratio

    A and B share in ratio 1:2. If A gets 22, how much does B get?

    Answer: 44
  5. 5. Statistics

    Find the mean, median and range of: 25, 40, 11, 24, 33

    Answer: Mean = 26.6, Median = 25, Range = 29

Friday 3 April 2026

Keystones #93 · Five questions · Open this day only

  1. 1. Number

    Calculate: 14 × 100

    Answer: 1400
  2. 2. Algebra

    Find the first 4 terms of: 6n + 6

    Answer: 12, 18, 24, 30
  3. 3. Geometry

    Convert 5 litres to ml

    Answer: 5000ml
  4. 4. Ratio

    A and B share in ratio 1:2. If A gets 36, how much does B get?

    Answer: 72
  5. 5. Statistics

    Find the mean, median and range of: 18, 23, 18, 37, 30

    Answer: Mean = 25.2, Median = 23, Range = 19