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Capstone Aug 3 - 9 25 questions
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Monday 3 August 2026

Keystones #215 · Five questions · Open this day only

  1. 1. Number

    Divide: 4.4 × 108 ÷ 4.5 × 105

    Answer: 9.78 × 102
  2. 2. Algebra

    Solve: 6x² + 11x + 3 = 0

    Answer: x = -1⁄2 or x = -1
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 41cm. Find the angle

    Answer: 55.9°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    Find the median of: 75, 61, 74, 34, 48, 38, 31, 39, 30, 62, 24

    Answer: 39

Tuesday 4 August 2026

Keystones #216 · Five questions · Open this day only

  1. 1. Number

    Divide: 1.9 × 106 ÷ 3.3 × 105

    Answer: 5.76 × 100
  2. 2. Algebra

    Solve: 3x² + 12x + 9 = 0

    Answer: x = -1 or x = -3
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 41cm. Find the angle

    Answer: 59.2°
  4. 4. Ratio

    £315.00 is shared between A and B in the ratio 5:2. How much does A receive?

    Answer: £225.00
  5. 5. Statistics

    Find the median of: 72, 75, 36, 31, 35, 75, 70, 39, 45, 31

    Answer: 45

Wednesday 5 August 2026

Keystones #217 · Five questions · Open this day only

  1. 1. Number

    Divide: 3.1 × 106 ÷ 5.6 × 104

    Answer: 5.54 × 101
  2. 2. Algebra

    Solve: 2x² + 8x + 8 = 0

    Answer: x = -2 or x = -2
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 18cm. Find the angle

    Answer: 43.8°
  4. 4. Ratio

    In ratio 4:4:3, what fraction is the second part?

    Answer: 4⁄11
  5. 5. Statistics

    Find the median of: 37, 73, 40, 68, 67, 51, 64, 53, 53

    Answer: 53

Thursday 6 August 2026

Keystones #218 · Five questions · Open this day only

  1. 1. Number

    Divide: 1.4 × 107 ÷ 5.6 × 106

    Answer: 2.5 × 100
  2. 2. Algebra

    Solve: 2x² + 14x + 24 = 0

    Answer: x = -3 or x = -4
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 40cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    £232.00 is shared between A and B in the ratio 3:5. How much does A receive?

    Answer: £87.00
  5. 5. Statistics

    Find the median of: 42, 72, 80, 67, 42, 37, 59, 73, 68, 52

    Answer: 67

Friday 7 August 2026

Keystones #219 · Five questions · Open this day only

  1. 1. Number

    Divide: 4.3 × 107 ÷ 3.2 × 106

    Answer: 1.34 × 101
  2. 2. Algebra

    Solve: 6x² + 11x + 3 = 0

    Answer: x = -1⁄2 or x = -1
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 46cm. Find the angle

    Answer: 55.6°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    Find the median of: 61, 77, 33, 36, 20, 45, 22, 43, 30, 75, 54

    Answer: 43