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Bedrock Jan 1 - 7 25 questions
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Monday 16 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 30 + 53

    Answer: 30 + 53 = 83
  2. 2. Algebra

    Factorise: 18x + 9

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

    Opposite = 5cm, hypotenuse = 5.8cm. Find the angle

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

    Simplify the ratio 9:12

    Answer: 3:4
  5. 5. Statistics

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

    Answer: 12

Tuesday 17 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 44 + 40

    Answer: 44 + 40 = 84
  2. 2. Algebra

    Find the next term: 12, 16, 20, 24, ...

    Answer: 28
  3. 3. Geometry

    Find the area of a right triangle with base 4cm and height 6cm

    Answer: 12cm²
  4. 4. Ratio

    Simplify the ratio 8:20

    Answer: 2:5
  5. 5. Statistics

    Find the mean of: 14, 5, 5

    Answer: 8

Wednesday 18 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 48 + 20

    Answer: 48 + 20 = 68
  2. 2. Algebra

    Find the next term: 21, 26, 31, 36, ...

    Answer: 41
  3. 3. Geometry

    Find the area of a circle with radius 4cm

    Answer: 50.27cm²
  4. 4. Ratio

    Simplify the ratio 12:16

    Answer: 3:4
  5. 5. Statistics

    Find the mean of: 15, 3, 2, 3

    Answer: 5.75

Thursday 19 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 911 + 111

    Answer: 1011
  2. 2. Algebra

    Factorise: 20x + 25

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

    Opposite = 8cm, hypotenuse = 16cm. Find the angle

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

    Calculate 10% of 176

    Answer: 17.6
  5. 5. Statistics

    Find the median of: 13, 5, 8, 19, 20

    Answer: 13

Friday 20 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 210 + 510

    Answer: 710
  2. 2. Algebra

    Find the next term: 29, 32, 35, 38, ...

    Answer: 41
  3. 3. Geometry

    Find the area of a circle with radius 8cm

    Answer: 201.06cm²
  4. 4. Ratio

    Calculate 25% of 96

    Answer: 24
  5. 5. Statistics

    Find the mean of: 18, 20, 4

    Answer: 14