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Bedrock Jan 1 - 7 25 questions
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Monday 26 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 35 + 12

    Answer: 35 + 12 = 47
  2. 2. Algebra

    Simplify: 5x + 5x

    Answer: 10x
  3. 3. Geometry

    Find the area of a right triangle with base 11cm and height 5cm

    Answer: 27.5cm²
  4. 4. Ratio

    Simplify the ratio 20:30

    Answer: 2:3
  5. 5. Statistics

    Find the mean of: 11, 17, 16, 9, 18

    Answer: 14.2

Tuesday 27 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄7 + 1⁄7

    Answer: 6⁄7
  2. 2. Algebra

    Factorise: 24x + 30

    Answer: 6(4x + 5)
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 15.6cm. Find the angle

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

    Calculate 50% of 174

    Answer: 87
  5. 5. Statistics

    Find the range of: 7, 18, 8, 31, 31

    Answer: 24

Wednesday 28 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄5 + 1⁄5

    Answer: 4⁄5
  2. 2. Algebra

    Find the next term: 10, 16, 22, 28, ...

    Answer: 34
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 15.6cm. Find the angle

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

    Calculate 50% of 163

    Answer: 81.5
  5. 5. Statistics

    What is the probability of rolling a 6 on a fair die?

    Answer: 1⁄6

Thursday 29 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 49 + 11

    Answer: 49 + 11 = 60
  2. 2. Algebra

    Expand: 2(x + 5)

    Answer: 2x + 10
  3. 3. Geometry

    Opposite = 11cm, hypotenuse = 12.7cm. Find the angle

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

    Simplify the ratio 6:14

    Answer: 3:7
  5. 5. Statistics

    Find the range of: 8, 19, 17, 11, 17

    Answer: 11

Friday 1 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄7 + 1⁄7

    Answer: 3⁄7
  2. 2. Algebra

    Solve: x + 8 = 26

    Answer: x = 18
  3. 3. Geometry

    Find the area of a circle with radius 7cm

    Answer: 153.94cm²
  4. 4. Ratio

    Calculate 25% of 156

    Answer: 39
  5. 5. Statistics

    Find the mean of: 20, 11, 6, 16

    Answer: 13.25