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Bedrock Jan 1 - 7 25 questions
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Monday 2 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 41 + 22

    Answer: 41 + 22 = 63
  2. 2. Algebra

    Find the next term: 13, 15, 17, 19, ...

    Answer: 21
  3. 3. Geometry

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

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

    Simplify the ratio 35:10

    Answer: 7:2
  5. 5. Statistics

    Find the mean of: 11, 3, 7, 8, 14

    Answer: 8.6

Tuesday 3 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 42 + 20

    Answer: 42 + 20 = 62
  2. 2. Algebra

    Find the next term: 15, 21, 27, 33, ...

    Answer: 39
  3. 3. Geometry

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

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

    Calculate 10% of 123

    Answer: 12.3
  5. 5. Statistics

    Find the median of: 12, 20, 16, 6, 12

    Answer: 12

Wednesday 4 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 20 + 36

    Answer: 20 + 36 = 56
  2. 2. Algebra

    Find the next term: 7, 13, 19, 25, ...

    Answer: 31
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 7.cm. Find the angle

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

    Simplify the ratio 12:16

    Answer: 3:4
  5. 5. Statistics

    Find the range of: 24, 35, 34, 24, 17

    Answer: 18

Thursday 5 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 23 × 25

    Answer: 28
  2. 2. Algebra

    Find the next term: 29, 35, 41, 47, ...

    Answer: 53
  3. 3. Geometry

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

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

    Simplify the ratio 15:30

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 2, 16, 12

    Answer: 10

Friday 6 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄6 + 1⁄6

    Answer: 1⁄2
  2. 2. Algebra

    Find the next term: 30, 39, 48, 57, ...

    Answer: 66
  3. 3. Geometry

    Find the area of a circle with radius 6cm

    Answer: 113.cm²
  4. 4. Ratio

    Simplify the ratio 15:6

    Answer: 5:2
  5. 5. Statistics

    Find the mean of: 9, 15, 17

    Answer: 13.666666666667