Change pack
Bedrock Feb 12 - 18 25 questions
PDF (questions) PDF (answers)

Monday 9 February 2026

Keystones #40 · Five questions · Open this day only

  1. 1. Number

    Calculate: 46 + 63

    Answer: 46 + 63 = 109
  2. 2. Algebra

    Find the next term: 24, 30, 36, 42, ...

    Answer: 48
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 12.7cm. Find the angle

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

    Simplify the ratio 21:9

    Answer: 7:3
  5. 5. Statistics

    Find the mean of: 17, 10, 20

    Answer: 15.666666666667

Tuesday 10 February 2026

Keystones #41 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄9 + 3⁄9

    Answer: 2⁄3
  2. 2. Algebra

    Solve: x + 12 = 19

    Answer: x = 7
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 20cm. Find the angle

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

    Calculate 25% of 59

    Answer: 14.75
  5. 5. Statistics

    Find the range of: 28, 32, 25, 29, 13

    Answer: 19

Wednesday 11 February 2026

Keystones #42 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄6 + 1⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Find the next term: 23, 33, 43, 53, ...

    Answer: 63
  3. 3. Geometry

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

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

    Simplify the ratio 24:12

    Answer: 2:1
  5. 5. Statistics

    Find the mean of: 16, 13, 14, 2

    Answer: 11.25

Thursday 12 February 2026

Keystones #43 · Five questions · Open this day only

  1. 1. Number

    2000

    Answer: 2 × 103
  2. 2. Algebra

    Factorise: 20x + 10

    Answer: 5(4x + 2)
  3. 3. Geometry

    Find the area of a circle with radius 8cm

    Answer: 201.06cm²
  4. 4. Ratio

    Simplify the ratio 10:6

    Answer: 5:3
  5. 5. Statistics

    Find the mean of: 20, 7, 16, 11

    Answer: 13.5

Friday 13 February 2026

Keystones #44 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄5 + 2⁄5

    Answer: 4⁄5
  2. 2. Algebra

    Simplify: 3x + 4x

    Answer: 7x
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 16.2cm. Find the angle

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

    Simplify the ratio 18:21

    Answer: 6:7
  5. 5. Statistics

    Find the range of: 24, 31, 24, 19, 41

    Answer: 22