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Lintel Jan 1 - 7 25 questions
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Monday 30 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 73 + ? = 111

    Answer: 38
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 41cm. Find the angle

    Answer: 45°
  4. 4. Ratio

    Calculate 47.2% of 822

    Answer: 387.98
  5. 5. Statistics

    Calculate the mean of: 15, 16, 16, 27, 7, 6, 8

    Answer: 13.6

Tuesday 1 October 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the total of 280, 114, and 141

    Answer: 535
  2. 2. Algebra

    Solve: x⁄4 = 2.25

    Answer: x = 9
  3. 3. Geometry

    Adjacent = 15cm, hypotenuse = 25cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Calculate 30.4% of 527

    Answer: 160.21
  5. 5. Statistics

    A spinner has 5 red, 4 blue and 6 green sections. Probability of landing on red?

    Answer: 1⁄3

Wednesday 2 October 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 762

    Answer: 1760
  2. 2. Algebra

    Solve: x⁄3 = 10.333333333333

    Answer: x = 31
  3. 3. Geometry

    Opposite = 17cm, adjacent = 20cm. Calculate the angle

    Answer: 40.4°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 3 red, 5 blue and 5 green sections. Probability of landing on red?

    Answer: 3⁄13

Thursday 3 October 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 732 + 637

    Answer: 732 + 637 = 1369
  2. 2. Algebra

    Solve: 2x = 20

    Answer: x = 10
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 41cm. Find the angle

    Answer: 45°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 50, 14, 44, 22, 5, 36

    Answer: 28.5

Friday 4 October 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 99 + ? = 123

    Answer: 24
  2. 2. Algebra

    What is the next term? 7, 28, 112, 448, ...

    Answer: 1792
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 35cm. Find the angle

    Answer: 36.9°
  4. 4. Ratio

    Find 77% of 405

    Answer: 311.85
  5. 5. Statistics

    A spinner has 4 red, 6 blue and 3 green sections. Probability of landing on red?

    Answer: 4⁄13