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Bedrock Jan 1 - 7 25 questions
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Monday 21 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5.1 + 2.6

    Answer: 5.1 + 2.6 = 7.7
  2. 2. Algebra

    Find the next term: 30, 38, 46, 54, ...

    Answer: 62
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 6.9cm. Find the angle

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

    Simplify the ratio 18:6

    Answer: 3:1
  5. 5. Statistics

    Find the mean of: 7, 9, 5

    Answer: 7

Tuesday 22 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    700000

    Answer: 7 × 105
  2. 2. Algebra

    Simplify: 2x + 9x

    Answer: 11x
  3. 3. Geometry

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

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

    Simplify the ratio 6:9

    Answer: 2:3
  5. 5. Statistics

    What is the probability of rolling a 6 on a fair die?

    Answer: 1⁄6

Wednesday 23 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 19 + 25

    Answer: 19 + 25 = 44
  2. 2. Algebra

    Solve: x + 7 = 24

    Answer: x = 17
  3. 3. Geometry

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

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

    Simplify the ratio 16:24

    Answer: 2:3
  5. 5. Statistics

    Find the range of: 16, 22, 29, 24, 28

    Answer: 13

Thursday 24 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 12 + 2 × 3

    Answer: 18
  2. 2. Algebra

    Simplify: 5x + 7x

    Answer: 12x
  3. 3. Geometry

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

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

    Simplify the ratio 10:20

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 19, 7, 8

    Answer: 11.333333333333

Friday 25 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 51 + 76

    Answer: 51 + 76 = 127
  2. 2. Algebra

    Simplify: 7x + 2x

    Answer: 9x
  3. 3. Geometry

    Opposite = 9cm, hypotenuse = 10.4cm. Find the angle

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

    Simplify the ratio 12:10

    Answer: 6:5
  5. 5. Statistics

    Find the mean of: 4, 2, 18, 6

    Answer: 7.5