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Bedrock Jan 1 - 7 25 questions
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Monday 24 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 99 + 46

    Answer: 99 + 46 = 145
  2. 2. Algebra

    Factorise: 48x + 42

    Answer: 6(8x + 7)
  3. 3. Geometry

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

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

    Simplify the ratio 35:30

    Answer: 7:6
  5. 5. Statistics

    Find the median of: 14, 5, 12, 18, 11

    Answer: 12

Tuesday 25 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 40 + 15

    Answer: 40 + 15 = 55
  2. 2. Algebra

    Find the next term: 8, 17, 26, 35, ...

    Answer: 44
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 11.3cm. Find the angle

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

    Simplify the ratio 30:20

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 5, 8, 13, 4

    Answer: 7.5

Wednesday 26 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 50 + 26

    Answer: 50 + 26 = 76
  2. 2. Algebra

    Find the next term: 16, 22, 28, 34, ...

    Answer: 40
  3. 3. Geometry

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

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

    Simplify the ratio 28:12

    Answer: 7:3
  5. 5. Statistics

    Find the mean of: 12, 2, 18, 8, 4

    Answer: 8.8

Thursday 27 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄8 + 1⁄8

    Answer: 5⁄8
  2. 2. Algebra

    Simplify: 9x + 2x

    Answer: 11x
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

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

    Calculate 10% of 155

    Answer: 15.5
  5. 5. Statistics

    Find the mean of: 15, 17, 14

    Answer: 15.333333333333

Friday 28 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2 × 5 × 7

    Answer: 70
  2. 2. Algebra

    Factorise: 20x + 10

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

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

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

    Simplify the ratio 15:24

    Answer: 5:8
  5. 5. Statistics

    Find the mean of: 4, 12, 13, 18, 10

    Answer: 11.4