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Bedrock May 28 - Jun 3 25 questions
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Monday 1 June 2026

Keystones #152 · Five questions · Open this day only

  1. 1. Number

    Calculate: 22 + 36

    Answer: 22 + 36 = 58
  2. 2. Algebra

    Find the next term: 24, 32, 40, 48, ...

    Answer: 56
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 12cm. Find the angle

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

    Calculate 25% of 93

    Answer: 23.25
  5. 5. Statistics

    Find the mean of: 6, 6, 5, 9, 14

    Answer: 8

Tuesday 2 June 2026

Keystones #153 · Five questions · Open this day only

  1. 1. Number

    Calculate: 99 + 84

    Answer: 99 + 84 = 183
  2. 2. Algebra

    Simplify: 8x + 6x

    Answer: 14x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 26cm. Find the angle

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

    Simplify the ratio 6:14

    Answer: 3:7
  5. 5. Statistics

    Find the mean of: 6, 2, 10

    Answer: 6

Wednesday 3 June 2026

Keystones #154 · Five questions · Open this day only

  1. 1. Number

    Calculate: 48 + 41

    Answer: 48 + 41 = 89
  2. 2. Algebra

    Find the next term: 11, 19, 27, 35, ...

    Answer: 43
  3. 3. Geometry

    Find the area of a circle with radius 7cm

    Answer: 153.94cm²
  4. 4. Ratio

    Simplify the ratio 40:15

    Answer: 8:3
  5. 5. Statistics

    Find the range of: 25, 29, 26, 20, 18

    Answer: 11

Thursday 4 June 2026

Keystones #155 · Five questions · Open this day only

  1. 1. Number

    Calculate: 37 + 26

    Answer: 37 + 26 = 63
  2. 2. Algebra

    Expand: 6(x + 2)

    Answer: 6x + 12
  3. 3. Geometry

    Find the area of a circle with radius 10cm

    Answer: 314.16cm²
  4. 4. Ratio

    Calculate 50% of 156

    Answer: 78
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 1⁄2

Friday 5 June 2026

Keystones #156 · Five questions · Open this day only

  1. 1. Number

    Calculate: 95 + 73

    Answer: 95 + 73 = 168
  2. 2. Algebra

    Solve: x + 9 = 14

    Answer: x = 5
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 18.4cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Calculate 25% of 32

    Answer: 8
  5. 5. Statistics

    What is the probability of getting heads when flipping a fair coin?

    Answer: 1⁄2