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Bedrock Jan 1 - 7 25 questions
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Monday 7 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 71 + 69

    Answer: 71 + 69 = 140
  2. 2. Algebra

    Factorise: 6x + 9

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

    Opposite = 9cm, hypotenuse = 10.4cm. Find the angle

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

    Simplify the ratio 40:30

    Answer: 4:3
  5. 5. Statistics

    Find the range of: 23, 37, 14, 31, 44

    Answer: 30

Tuesday 8 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 54 + 50

    Answer: 54 + 50 = 104
  2. 2. Algebra

    Factorise: 24x + 18

    Answer: 6(4x + 3)
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 17.3cm. Find the angle

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

    Simplify the ratio 20:12

    Answer: 5:3
  5. 5. Statistics

    Find the mean of: 14, 7, 13, 15, 9

    Answer: 11.6

Wednesday 9 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 40 + 23

    Answer: 40 + 23 = 63
  2. 2. Algebra

    Simplify: 3x + 4x

    Answer: 7x
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 9.9cm. Find the angle

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

    Simplify the ratio 40:10

    Answer: 4:1
  5. 5. Statistics

    Find the range of: 19, 15, 23, 28, 34

    Answer: 19

Thursday 10 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄12 + 4⁄12

    Answer: 1⁄2
  2. 2. Algebra

    Simplify: 3x + 5x

    Answer: 8x
  3. 3. Geometry

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

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

    Calculate 25% of 36

    Answer: 9
  5. 5. Statistics

    Find the range of: 14, 36, 27, 26, 37

    Answer: 23

Friday 11 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4 + 4.3

    Answer: 4 + 4.3 = 8.3
  2. 2. Algebra

    Find the next term: 8, 18, 28, 38, ...

    Answer: 48
  3. 3. Geometry

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

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

    Simplify the ratio 10:16

    Answer: 5:8
  5. 5. Statistics

    Find the median of: 5, 12, 8, 5, 18

    Answer: 8