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Bedrock Jan 1 - 7 25 questions
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Monday 4 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 710 + 210

    Answer: 910
  2. 2. Algebra

    Find the next term: 11, 17, 23, 29, ...

    Answer: 35
  3. 3. Geometry

    Convert 2 litres to ml

    Answer: 2000ml
  4. 4. Ratio

    Calculate 10% of 189

    Answer: 18.9
  5. 5. Statistics

    Find the mean of: 19, 12, 12, 8

    Answer: 12.75

Tuesday 5 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 57 + 17

    Answer: 67
  2. 2. Algebra

    Simplify: 2x + 4x

    Answer: 6x
  3. 3. Geometry

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

    Answer: 18cm²
  4. 4. Ratio

    Simplify the ratio 16:14

    Answer: 8:7
  5. 5. Statistics

    Find the mean of: 20, 3, 7, 19

    Answer: 12.25

Wednesday 6 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 14 + 35

    Answer: 14 + 35 = 49
  2. 2. Algebra

    Find the next term: 19, 26, 33, 40, ...

    Answer: 47
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 17cm. Find the angle

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

    Simplify the ratio 24:16

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 13, 16, 12, 19

    Answer: 15

Thursday 7 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 25 + 25

    Answer: 45
  2. 2. Algebra

    Find the next term: 18, 27, 36, 45, ...

    Answer: 54
  3. 3. Geometry

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

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

    Simplify the ratio 12:24

    Answer: 1:2
  5. 5. Statistics

    Find the mean of: 15, 19, 11, 14, 15

    Answer: 14.8

Friday 8 December 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 80 + 51

    Answer: 80 + 51 = 131
  2. 2. Algebra

    Factorise: 35x + 10

    Answer: 5(7x + 2)
  3. 3. Geometry

    Find the area of a circle with radius 9cm

    Answer: 254.47cm²
  4. 4. Ratio

    Simplify the ratio 15:18

    Answer: 5:6
  5. 5. Statistics

    What is the probability of rolling a 3 on a fair die?

    Answer: 16