Change pack
Bedrock Jan 1 - 7 25 questions
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Monday 22 September 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 42 × 45

    Answer: 47
  2. 2. Algebra

    Find the next term: 13, 22, 31, 40, ...

    Answer: 49
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 13.9cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Simplify the ratio 28:16

    Answer: 7:4
  5. 5. Statistics

    Find the median of: 7, 11, 13, 17, 14

    Answer: 13

Tuesday 23 September 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 78 + 78

    Answer: 78 + 78 = 156
  2. 2. Algebra

    Find the next term: 14, 18, 22, 26, ...

    Answer: 30
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 21.2cm. Find the angle

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

    Simplify the ratio 20:24

    Answer: 5:6
  5. 5. Statistics

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

    Answer: 12

Wednesday 24 September 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 64 + 63

    Answer: 64 + 63 = 127
  2. 2. Algebra

    Find the next term: 17, 23, 29, 35, ...

    Answer: 41
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 21.2cm. Find the angle

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

    Simplify the ratio 4:8

    Answer: 1:2
  5. 5. Statistics

    What is the probability of rolling a 2 on a fair die?

    Answer: 16

Thursday 25 September 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    7000

    Answer: 7 × 103
  2. 2. Algebra

    Find the next term: 25, 31, 37, 43, ...

    Answer: 49
  3. 3. Geometry

    Find the area of a circle with radius 10cm

    Answer: 314.16cm²
  4. 4. Ratio

    Simplify the ratio 6:12

    Answer: 1:2
  5. 5. Statistics

    What is the probability of rolling a 4 on a fair die?

    Answer: 16

Friday 26 September 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 35 + 15

    Answer: 45
  2. 2. Algebra

    Factorise: 21x + 12

    Answer: 3(7x + 4)
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 11.5cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Calculate 10% of 69

    Answer: 6.9
  5. 5. Statistics

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

    Answer: 12