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Capstone May 7 - 13 25 questions
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Monday 4 May 2026

Keystones #124 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 102. What are the numbers?

    Answer: 33, 34, and 35
  2. 2. Algebra

    Solve: x⁄2 = 7.5

    Answer: x = 15
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 45cm. Find the angle

    Answer: 51.5°
  4. 4. Ratio

    Calculate 28.7% of 248

    Answer: 71.18
  5. 5. Statistics

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

    Answer: 3⁄11

Tuesday 5 May 2026

Keystones #125 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 105. What are the numbers?

    Answer: 34, 35, and 36
  2. 2. Algebra

    Expand: 3(7x - 10)

    Answer: 21x - 30
  3. 3. Geometry

    Adjacent = 19cm, hypotenuse = 37cm. Find the angle

    Answer: 59.1°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 5 red, 3 blue and 2 green sections. Probability of landing on red?

    Answer: 1⁄2

Wednesday 6 May 2026

Keystones #126 · Five questions · Open this day only

  1. 1. Number

    Calculate: 996 + 864

    Answer: 1860
  2. 2. Algebra

    Solve: x⁄5 = 1.8

    Answer: x = 9
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 40cm. Find the angle

    Answer: 47.5°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄7

Thursday 7 May 2026

Keystones #127 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 102. What are the numbers?

    Answer: 33, 34, and 35
  2. 2. Algebra

    Factorise fully: 30x² + 20x

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

    A right triangle has hypotenuse 5cm and one side 3cm. Find its area

    Answer: 6cm²
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄8

Friday 8 May 2026

Keystones #128 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 147. What are the numbers?

    Answer: 48, 49, and 50
  2. 2. Algebra

    Simplify: 7x - 2x + 10y - 8y

    Answer: 5x + 2y
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 49cm. Find the angle

    Answer: 53.7°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 6 blue and 4 green sections. Probability of landing on red?

    Answer: 1⁄6