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Bedrock Jan 1 - 7 25 questions
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Monday 16 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: -1 + 1

    Answer: 0
  2. 2. Algebra

    Solve: x + 14 = 31

    Answer: x = 17
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 13.9cm. Find the angle

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

    Simplify the ratio 32:20

    Answer: 8:5
  5. 5. Statistics

    Find the median of: 17, 18, 15, 19, 18

    Answer: 18

Tuesday 17 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    9000

    Answer: 9 × 103
  2. 2. Algebra

    Find the next term: 21, 27, 33, 39, ...

    Answer: 45
  3. 3. Geometry

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

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

    Simplify the ratio 21:6

    Answer: 7:2
  5. 5. Statistics

    Find the range of: 40, 18, 39, 18, 23

    Answer: 22

Wednesday 18 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3 + 3

    Answer: 6
  2. 2. Algebra

    Simplify: 7x + 3x

    Answer: 10x
  3. 3. Geometry

    Find the area of a circle with radius 6cm

    Answer: 113.cm²
  4. 4. Ratio

    Simplify the ratio 24:16

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 14, 11, 9

    Answer: 11.333333333333

Thursday 19 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄10 + 2⁄10

    Answer: 2⁄5
  2. 2. Algebra

    Solve: x + 4 = 23

    Answer: x = 19
  3. 3. Geometry

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

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

    Simplify the ratio 20:35

    Answer: 4:7
  5. 5. Statistics

    What is the probability of rolling a 1 on a fair die?

    Answer: 1⁄6

Friday 20 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 93 × 95

    Answer: 98
  2. 2. Algebra

    Simplify: 2x + 8x

    Answer: 10x
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 13.9cm. Find the angle

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

    Calculate 50% of 176

    Answer: 88
  5. 5. Statistics

    Find the mean of: 12, 15, 15, 20

    Answer: 15.5