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Bedrock Jan 1 - 7 25 questions
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Monday 9 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 43 + 44

    Answer: 43 + 44 = 87
  2. 2. Algebra

    Factorise: 12x + 36

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

    Opposite = 10cm, hypotenuse = 20cm. Find the angle

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

    Simplify the ratio 32:24

    Answer: 4:3
  5. 5. Statistics

    Find the range of: 19, 26, 30, 34, 27

    Answer: 15

Tuesday 10 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Round 156 to the nearest 10

    Answer: 160
  2. 2. Algebra

    Simplify: 7x + 3x

    Answer: 10x
  3. 3. Geometry

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

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

    Simplify the ratio 12:32

    Answer: 3:8
  5. 5. Statistics

    Find the range of: 12, 6, 25, 20, 20

    Answer: 19

Wednesday 11 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 72 + 72

    Answer: 72 + 72 = 144
  2. 2. Algebra

    Find the next term: 8, 12, 16, 20, ...

    Answer: 24
  3. 3. Geometry

    Find the area of a circle with radius 6cm

    Answer: 113.cm²
  4. 4. Ratio

    Simplify the ratio 12:15

    Answer: 4:5
  5. 5. Statistics

    Find the median of: 15, 10, 10, 9, 7

    Answer: 10

Thursday 12 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 35 × 34

    Answer: 39
  2. 2. Algebra

    Factorise: 40x + 40

    Answer: 5(8x + 8)
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 14.cm. Find the angle

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

    Simplify the ratio 16:4

    Answer: 4:1
  5. 5. Statistics

    Find the mean of: 12, 9, 3, 6

    Answer: 7.5

Friday 13 December 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 42 + 35

    Answer: 42 + 35 = 77
  2. 2. Algebra

    Simplify: 2x + 8x

    Answer: 10x
  3. 3. Geometry

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

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

    Simplify the ratio 32:28

    Answer: 8:7
  5. 5. Statistics

    What is the probability of rolling a 5 on a fair die?

    Answer: 1⁄6