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Bedrock Jan 1 - 7 25 questions
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Monday 2 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 17 + 12

    Answer: 17 + 12 = 29
  2. 2. Algebra

    Find the next term: 13, 17, 21, 25, ...

    Answer: 29
  3. 3. Geometry

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

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

    Simplify the ratio 10:12

    Answer: 5:6
  5. 5. Statistics

    Find the mean of: 13, 3, 8, 4, 3

    Answer: 6.2

Tuesday 3 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 71 + 82

    Answer: 71 + 82 = 153
  2. 2. Algebra

    Find the next term: 27, 36, 45, 54, ...

    Answer: 63
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 30cm. Find the angle

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

    Simplify the ratio 4:8

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 20, 3, 17

    Answer: 13.333333333333

Wednesday 4 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 9 + 2.7

    Answer: 9 + 2.7 = 11.7
  2. 2. Algebra

    Factorise: 25x + 15

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

    Find the area of a circle with radius 9cm

    Answer: 254.47cm²
  4. 4. Ratio

    Simplify the ratio 24:28

    Answer: 6:7
  5. 5. Statistics

    Find the mean of: 6, 8, 3, 13

    Answer: 7.5

Thursday 5 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 20 + 36

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

    Factorise: 10x + 16

    Answer: 2(5x + 8)
  3. 3. Geometry

    Opposite = 15cm, hypotenuse = 30cm. Find the angle

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

    Simplify the ratio 16:14

    Answer: 8:7
  5. 5. Statistics

    Find the mean of: 2, 6, 9, 18

    Answer: 8.75

Friday 6 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 6⁄10 + 2⁄10

    Answer: 4⁄5
  2. 2. Algebra

    Find the next term: 14, 18, 22, 26, ...

    Answer: 30
  3. 3. Geometry

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

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

    Simplify the ratio 9:12

    Answer: 3:4
  5. 5. Statistics

    Find the median of: 9, 9, 9, 8, 14

    Answer: 9