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Bedrock Jan 1 - 7 25 questions
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Monday 27 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 39 + 18

    Answer: 39 + 18 = 57
  2. 2. Algebra

    Find the next term: 10, 14, 18, 22, ...

    Answer: 26
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 15cm. Find the angle

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

    Simplify the ratio 15:35

    Answer: 3:7
  5. 5. Statistics

    Find the mean of: 13, 20, 15

    Answer: 16

Tuesday 28 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄8 + 1⁄8

    Answer: 3⁄8
  2. 2. Algebra

    Find the next term: 19, 26, 33, 40, ...

    Answer: 47
  3. 3. Geometry

    Find the area of a circle with radius 4cm

    Answer: 50.27cm²
  4. 4. Ratio

    Simplify the ratio 35:15

    Answer: 7:3
  5. 5. Statistics

    Find the mean of: 10, 19, 11

    Answer: 13.333333333333

Wednesday 29 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4.5 + 3.2

    Answer: 4.5 + 3.2 = 7.7
  2. 2. Algebra

    Simplify: 5x + 4x

    Answer: 9x
  3. 3. Geometry

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

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

    Calculate 50% of 96

    Answer: 48
  5. 5. Statistics

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

    Answer: 1⁄2

Thursday 30 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 81 + 89

    Answer: 81 + 89 = 170
  2. 2. Algebra

    Find the next term: 8, 13, 18, 23, ...

    Answer: 28
  3. 3. Geometry

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

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

    Simplify the ratio 30:20

    Answer: 3:2
  5. 5. Statistics

    Find the range of: 38, 9, 34, 34, 33

    Answer: 29

Friday 1 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 46 + 47

    Answer: 46 + 47 = 93
  2. 2. Algebra

    Find the next term: 18, 23, 28, 33, ...

    Answer: 38
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 9.2cm. Find the angle

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

    Simplify the ratio 10:25

    Answer: 2:5
  5. 5. Statistics

    Find the range of: 26, 17, 30, 19, 24

    Answer: 13