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Bedrock Jan 1 - 7 25 questions
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Monday 3 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄6 + 1⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Find the next term: 22, 30, 38, 46, ...

    Answer: 54
  3. 3. Geometry

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

    Answer: 12.5cm²
  4. 4. Ratio

    Calculate 10% of 84

    Answer: 8.4
  5. 5. Statistics

    Find the mean of: 20, 7, 15, 9, 4

    Answer: 11

Tuesday 4 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄6 + 3⁄6

    Answer: 2⁄3
  2. 2. Algebra

    Simplify: 5x + 8x

    Answer: 13x
  3. 3. Geometry

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

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

    Simplify the ratio 16:10

    Answer: 8:5
  5. 5. Statistics

    Find the mean of: 12, 4, 4

    Answer: 6.6666666666667

Wednesday 5 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 65 + 94

    Answer: 65 + 94 = 159
  2. 2. Algebra

    Find the next term: 24, 34, 44, 54, ...

    Answer: 64
  3. 3. Geometry

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

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

    Simplify the ratio 12:20

    Answer: 3:5
  5. 5. Statistics

    Find the mean of: 3, 8, 7, 6

    Answer: 6

Thursday 6 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 72 × 74

    Answer: 76
  2. 2. Algebra

    Factorise: 8x + 4

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

    Opposite = 5cm, hypotenuse = 5.8cm. Find the angle

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

    Simplify the ratio 6:4

    Answer: 3:2
  5. 5. Statistics

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

    Answer: 1⁄6

Friday 7 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄12 + 5⁄12

    Answer: 1⁄2
  2. 2. Algebra

    Find the next term: 23, 30, 37, 44, ...

    Answer: 51
  3. 3. Geometry

    Convert 10kg to g

    Answer: 10000g
  4. 4. Ratio

    Calculate 50% of 40

    Answer: 20
  5. 5. Statistics

    Find the range of: 15, 11, 22, 21, 11

    Answer: 11