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Bedrock Jan 1 - 7 25 questions
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Monday 18 July 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄11 + 5⁄11

    Answer: 10⁄11
  2. 2. Algebra

    Find the next term: 21, 23, 25, 27, ...

    Answer: 29
  3. 3. Geometry

    Find the area of a right triangle with base 7cm and height 4cm

    Answer: 14cm²
  4. 4. Ratio

    Simplify the ratio 10:35

    Answer: 2:7
  5. 5. Statistics

    Find the mean of: 2, 17, 15

    Answer: 11.333333333333

Tuesday 19 July 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 6⁄9 + 1⁄9

    Answer: 7⁄9
  2. 2. Algebra

    Find the midpoint of (4, 6) and (10, 12)

    Answer: (7, 9)
  3. 3. Geometry

    Convert 4m to cm

    Answer: 400cm
  4. 4. Ratio

    Simplify the ratio 16:32

    Answer: 1:2
  5. 5. Statistics

    Find the range of: 13, 19, 20, 38, 10

    Answer: 28

Wednesday 20 July 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 55 + 96

    Answer: 55 + 96 = 151
  2. 2. Algebra

    Factorise: 30x + 18

    Answer: 6(5x + 3)
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 15.6cm. Find the angle

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

    Simplify the ratio 6:18

    Answer: 1:3
  5. 5. Statistics

    Find the mean of: 16, 20, 7, 18, 14

    Answer: 15

Thursday 21 July 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄8 + 1⁄8

    Answer: 3⁄4
  2. 2. Algebra

    Factorise: 15x + 9

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

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

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

    Simplify the ratio 35:20

    Answer: 7:4
  5. 5. Statistics

    Find the range of: 17, 6, 10, 13, 21

    Answer: 15

Friday 22 July 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1.7 + 9.4

    Answer: 1.7 + 9.4 = 11.1
  2. 2. Algebra

    Factorise: 30x + 35

    Answer: 5(6x + 7)
  3. 3. Geometry

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

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

    Calculate 50% of 100

    Answer: 50
  5. 5. Statistics

    Find the mean of: 15, 6, 11

    Answer: 10.666666666667