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Bedrock Jan 1 - 7 25 questions
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Monday 14 April 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: -9 + (-10)

    Answer: -19
  2. 2. Algebra

    Find the next term: 30, 39, 48, 57, ...

    Answer: 66
  3. 3. Geometry

    Opposite = 12cm, hypotenuse = 24cm. Find the angle

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

    Simplify the ratio 8:32

    Answer: 1:4
  5. 5. Statistics

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

    Answer: 16

Tuesday 15 April 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 312 + 312

    Answer: 12
  2. 2. Algebra

    Simplify: 4x + 4x

    Answer: 8x
  3. 3. Geometry

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

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

    Simplify the ratio 21:9

    Answer: 7:3
  5. 5. Statistics

    Find the mean of: 19, 17, 8

    Answer: 14.666666666667

Wednesday 16 April 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 28 + 47

    Answer: 28 + 47 = 75
  2. 2. Algebra

    Simplify: 8x + 3x

    Answer: 11x
  3. 3. Geometry

    Opposite = 6cm, hypotenuse = 6.9cm. Find the angle

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

    Simplify the ratio 4:6

    Answer: 2:3
  5. 5. Statistics

    What is the probability of rolling a 2 on a fair die?

    Answer: 16

Thursday 17 April 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 8.7 + 9.1

    Answer: 8.7 + 9.1 = 17.8
  2. 2. Algebra

    Find the next term: 22, 29, 36, 43, ...

    Answer: 50
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 11.3cm. Find the angle

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

    Simplify the ratio 12:16

    Answer: 3:4
  5. 5. Statistics

    Find the median of: 9, 11, 20, 20, 12

    Answer: 12

Friday 18 April 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    List the first 5 multiples of 8

    Answer: 8, 16, 24, 32, 40
  2. 2. Algebra

    Find the next term: 20, 30, 40, 50, ...

    Answer: 60
  3. 3. Geometry

    Find the area of a circle with radius 6cm

    Answer: 113.cm²
  4. 4. Ratio

    Simplify the ratio 35:10

    Answer: 7:2
  5. 5. Statistics

    Find the mean of: 3, 17, 10

    Answer: 10