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Bedrock Jan 1 - 7 25 questions
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Monday 25 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 67 + 84

    Answer: 67 + 84 = 151
  2. 2. Algebra

    Factorise: 15x + 12

    Answer: 3(5x + 4)
  3. 3. Geometry

    Opposite = 9cm, hypotenuse = 18cm. Find the angle

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

    Simplify the ratio 20:12

    Answer: 5:3
  5. 5. Statistics

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

    Answer: 16

Tuesday 26 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 38 + 38

    Answer: 38 + 38 = 76
  2. 2. Algebra

    Simplify: 5x + 7x

    Answer: 12x
  3. 3. Geometry

    Find the area of a circle with radius 8cm

    Answer: 201.06cm²
  4. 4. Ratio

    Simplify the ratio 12:4

    Answer: 3:1
  5. 5. Statistics

    Find the mean of: 11, 2, 11, 18

    Answer: 10.5

Wednesday 27 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 69 + 89

    Answer: 69 + 89 = 158
  2. 2. Algebra

    Simplify: 4x + 4x

    Answer: 8x
  3. 3. Geometry

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

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

    Calculate 25% of 158

    Answer: 39.5
  5. 5. Statistics

    Find the mean of: 2, 5, 7, 15, 20

    Answer: 9.8

Thursday 28 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 712 + 312

    Answer: 56
  2. 2. Algebra

    Simplify: 3x + 6x

    Answer: 9x
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 10cm. Find the angle

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

    Simplify the ratio 30:40

    Answer: 3:4
  5. 5. Statistics

    Find the median of: 12, 9, 13, 10, 13

    Answer: 12

Friday 29 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 911 + 111

    Answer: 1011
  2. 2. Algebra

    Simplify: 5x + 9x

    Answer: 14x
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 10cm. Find the angle

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

    Simplify the ratio 4:10

    Answer: 2:5
  5. 5. Statistics

    Find the range of: 42, 46, 50, 20, 33

    Answer: 30