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Bedrock Jan 1 - 7 25 questions
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Monday 30 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 14 + 40

    Answer: 14 + 40 = 54
  2. 2. Algebra

    Factorise: 25x + 40

    Answer: 5(5x + 8)
  3. 3. Geometry

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

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

    Simplify the ratio 40:25

    Answer: 8:5
  5. 5. Statistics

    Find the median of: 15, 9, 10, 6, 18

    Answer: 10

Tuesday 31 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    9000

    Answer: 9 × 103
  2. 2. Algebra

    Simplify: 7x + 7x

    Answer: 14x
  3. 3. Geometry

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

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

    Simplify the ratio 15:12

    Answer: 5:4
  5. 5. Statistics

    Find the mean of: 16, 17, 9, 3

    Answer: 11.25

Wednesday 1 February 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    7000

    Answer: 7 × 103
  2. 2. Algebra

    Find the next term: 22, 32, 42, 52, ...

    Answer: 62
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 8.5cm. Find the angle

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

    Simplify the ratio 24:9

    Answer: 8:3
  5. 5. Statistics

    Find the mean of: 8, 4, 19

    Answer: 10.333333333333

Thursday 2 February 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 25 + 37

    Answer: 25 + 37 = 62
  2. 2. Algebra

    Simplify: 4x + 4x

    Answer: 8x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 18.4cm. Find the angle

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

    Simplify the ratio 8:6

    Answer: 4:3
  5. 5. Statistics

    Find the median of: 19, 16, 17, 5, 16

    Answer: 16

Friday 3 February 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 25 + 42

    Answer: 25 + 42 = 67
  2. 2. Algebra

    Simplify: 3x + 5x

    Answer: 8x
  3. 3. Geometry

    Opposite = 14cm, hypotenuse = 19.8cm. Find the angle

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

    Calculate 25% of 126

    Answer: 31.5
  5. 5. Statistics

    Find the range of: 6, 14, 22, 12, 9

    Answer: 16