Change pack
Bedrock Feb 26 - Mar 4 25 questions
PDF (questions) PDF (answers)

Monday 23 February 2026

Keystones #54 · Five questions · Open this day only

  1. 1. Number

    Calculate: 37 + 17

    Answer: 47
  2. 2. Algebra

    Simplify: 4x + 9x

    Answer: 13x
  3. 3. Geometry

    Convert 16m to cm

    Answer: 1600cm
  4. 4. Ratio

    Simplify the ratio 15:6

    Answer: 5:2
  5. 5. Statistics

    Find the mean of: 10, 15, 14, 12

    Answer: 12.75

Tuesday 24 February 2026

Keystones #55 · Five questions · Open this day only

  1. 1. Number

    Calculate: 34 + 26

    Answer: 34 + 26 = 60
  2. 2. Algebra

    Factorise: 16x + 12

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

    Opposite = 9cm, hypotenuse = 18cm. Find the angle

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

    Simplify the ratio 32:8

    Answer: 4:1
  5. 5. Statistics

    Find the mean of: 2, 20, 7, 11, 10

    Answer: 10

Wednesday 25 February 2026

Keystones #56 · Five questions · Open this day only

  1. 1. Number

    Calculate: 36 + 74

    Answer: 36 + 74 = 110
  2. 2. Algebra

    Find the next term: 26, 30, 34, 38, ...

    Answer: 42
  3. 3. Geometry

    Find the area of a right triangle with base 11cm and height 5cm

    Answer: 27.5cm²
  4. 4. Ratio

    Simplify the ratio 35:25

    Answer: 7:5
  5. 5. Statistics

    Find the range of: 37, 48, 39, 25, 18

    Answer: 30

Thursday 26 February 2026

Keystones #57 · Five questions · Open this day only

  1. 1. Number

    Calculate: 27 + 10

    Answer: 27 + 10 = 37
  2. 2. Algebra

    Solve: x + 4 = 9

    Answer: x = 5
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 17cm. Find the angle

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

    Simplify the ratio 20:12

    Answer: 5:3
  5. 5. Statistics

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

    Answer: 12

Friday 27 February 2026

Keystones #58 · Five questions · Open this day only

  1. 1. Number

    Calculate: -8 + 0

    Answer: -8
  2. 2. Algebra

    Find the next term: 16, 19, 22, 25, ...

    Answer: 28
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 15.6cm. Find the angle

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

    Simplify the ratio 15:18

    Answer: 5:6
  5. 5. Statistics

    Find the mean of: 3, 11, 20, 19, 5

    Answer: 11.6