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Bedrock Jan 1 - 7 25 questions
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Monday 7 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 73 + 32

    Answer: 73 + 32 = 105
  2. 2. Algebra

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

    Answer: 38
  3. 3. Geometry

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

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

    Calculate 50% of 102

    Answer: 51
  5. 5. Statistics

    Find the range of: 39, 17, 33, 38, 14

    Answer: 25

Tuesday 8 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 43 + 56

    Answer: 43 + 56 = 99
  2. 2. Algebra

    Simplify: 9x + 4x

    Answer: 13x
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 14cm. Find the angle

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

    Simplify the ratio 10:4

    Answer: 5:2
  5. 5. Statistics

    Find the mean of: 10, 14, 8

    Answer: 10.666666666667

Wednesday 9 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 19 + 39

    Answer: 19 + 39 = 58
  2. 2. Algebra

    Factorise: 32x + 12

    Answer: 4(8x + 3)
  3. 3. Geometry

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

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

    Calculate 50% of 135

    Answer: 67.5
  5. 5. Statistics

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

    Answer: 1⁄2

Thursday 10 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄11 + 4⁄11

    Answer: 8⁄11
  2. 2. Algebra

    Find the next term: 28, 31, 34, 37, ...

    Answer: 40
  3. 3. Geometry

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

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

    Calculate 50% of 22

    Answer: 11
  5. 5. Statistics

    Find the range of: 12, 11, 28, 11, 40

    Answer: 29

Friday 11 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 53 + 68

    Answer: 53 + 68 = 121
  2. 2. Algebra

    Factorise: 12x + 30

    Answer: 6(2x + 5)
  3. 3. Geometry

    Find the area of a right triangle with base 4cm and height 11cm

    Answer: 22cm²
  4. 4. Ratio

    Simplify the ratio 12:9

    Answer: 4:3
  5. 5. Statistics

    Find the median of: 11, 15, 15, 19, 11

    Answer: 15