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Capstone Jan 1 - 7 25 questions
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Monday 25 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 99. What are the numbers?

    Answer: 32, 33, and 34
  2. 2. Algebra

    Factorise fully: 20x² + 12x

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

    Adjacent = 14cm, hypotenuse = 32cm. Find the angle

    Answer: 64.1°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 3 red, 6 blue and 5 green sections. Probability of landing on red?

    Answer: 314

Tuesday 26 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √8 + √18

    Answer: 2√2 + 3√2 = 5√2
  2. 2. Algebra

    Solve: x8 = 5

    Answer: x = 40
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 32cm. Find the angle

    Answer: 66°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 613

Wednesday 27 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 24 + 12 + 12

    Answer: 32
  2. 2. Algebra

    Solve: x2 = 7

    Answer: x = 14
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 47cm. Find the angle

    Answer: 54.9°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 5 blue and 6 green sections. Probability of landing on red?

    Answer: 213

Thursday 28 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 144. What are the numbers?

    Answer: 47, 48, and 49
  2. 2. Algebra

    Solve: x2 = 14

    Answer: x = 28
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 39cm. Find the angle

    Answer: 42°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 3 red, 2 blue and 3 green sections. Probability of landing on red?

    Answer: 38

Friday 29 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 993 + 508

    Answer: 1501
  2. 2. Algebra

    Expand: 5(6x - 4)

    Answer: 30x - 20
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 26cm. Find the angle

    Answer: 60°
  4. 4. Ratio

    Calculate 10% of 843

    Answer: 84.3
  5. 5. Statistics

    The mean of 4 numbers is 32. If 3 of them are 33, 24, 47, what is the missing number?

    Answer: 24