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Lintel Jan 1 - 7 25 questions
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Monday 1 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: x5 × x4

    Answer: x9
  2. 2. Algebra

    What is the next term? 4, 16, 64, 256, ...

    Answer: 1024
  3. 3. Geometry

    Calculate the distance between (6, 8) and (9, 12)

    Answer: 5
  4. 4. Ratio

    Calculate 24.1% of 301

    Answer: 72.54
  5. 5. Statistics

    Calculate the mean of: 14, 26, 6, 41, 17, 49

    Answer: 25.5

Tuesday 2 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄2 + 1⁄5 + 1⁄2

    Answer: 6⁄5
  2. 2. Algebra

    Solve: 3x = 42

    Answer: x = 14
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 44cm. Find the angle

    Answer: 50.5°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 5, 7, 34, 29, 18, 8, 10, 11

    Answer: 15.3

Wednesday 3 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 89 + ? = 156

    Answer: 67
  2. 2. Algebra

    Solve: x⁄3 = 7

    Answer: x = 21
  3. 3. Geometry

    Calculate the distance between (10, 9) and (13, 13)

    Answer: 5
  4. 4. Ratio

    Calculate 17.6% of 540

    Answer: 95.04
  5. 5. Statistics

    A spinner has 2 red, 5 blue and 4 green sections. Probability of landing on red?

    Answer: 2⁄11

Thursday 4 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 112 + 558

    Answer: 112 + 558 = 670
  2. 2. Algebra

    Find the next term: 1, 2, 4, 7, ...

    Answer: 11
  3. 3. Geometry

    Opposite = 10cm, adjacent = 9cm. Calculate the angle

    Answer: 48°
  4. 4. Ratio

    Simplify: 12:16:12

    Answer: 3:4:3
  5. 5. Statistics

    Calculate the mean of: 16, 5, 18, 28, 46, 24, 7

    Answer: 20.6

Friday 5 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 990 + 782

    Answer: 1772
  2. 2. Algebra

    Expand: 3(3x + 3)

    Answer: 9x + 9
  3. 3. Geometry

    Find the perimeter: hypotenuse = 17cm, one side = 13cm

    Answer: 41cm
  4. 4. Ratio

    Find 85% of 145

    Answer: 123.25
  5. 5. Statistics

    A spinner has 2 red, 5 blue and 5 green sections. Probability of landing on red?

    Answer: 1⁄6