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Capstone Mar 9 - 15 25 questions
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Monday 9 March 2026

Keystones #68 · Five questions · Open this day only

  1. 1. Number

    Divide: 4.3 × 106 ÷ 8.9 × 105

    Answer: 4.83 × 100
  2. 2. Algebra

    Solve: 2x² + 10x + 12 = 0

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

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

    Answer: 42°
  4. 4. Ratio

    In ratio 4:2:2, what fraction is the second part?

    Answer: 2⁄8
  5. 5. Statistics

    Find the median of: 36, 55, 56, 50, 73, 70, 27, 34, 35, 72

    Answer: 55

Tuesday 10 March 2026

Keystones #69 · Five questions · Open this day only

  1. 1. Number

    Divide: 4.7 × 107 ÷ 5.6 × 105

    Answer: 8.39 × 101
  2. 2. Algebra

    Solve: 2x² + 16x + 32 = 0

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

    Adjacent = 13cm, hypotenuse = 27cm. Find the angle

    Answer: 61.2°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    Find the median of: 41, 75, 66, 29, 29, 32, 56, 80, 72

    Answer: 56

Wednesday 11 March 2026

Keystones #70 · Five questions · Open this day only

  1. 1. Number

    Divide: 4.6 × 108 ÷ 5.3 × 105

    Answer: 8.68 × 102
  2. 2. Algebra

    Solve: 2x² + 12x + 16 = 0

    Answer: x = -2 or x = -4
  3. 3. Geometry

    Adjacent = 16cm, hypotenuse = 31cm. Find the angle

    Answer: 58.9°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    Find the median of: 67, 23, 69, 62, 68, 27, 63, 42, 30

    Answer: 62

Thursday 12 March 2026

Keystones #71 · Five questions · Open this day only

  1. 1. Number

    Divide: 1.4 × 107 ÷ 8.2 × 104

    Answer: 1.71 × 102
  2. 2. Algebra

    Solve: 2x² + 8x + 6 = 0

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

    Adjacent = 25cm, hypotenuse = 31cm. Find the angle

    Answer: 36.2°
  4. 4. Ratio

    £266.00 is shared between A and B in the ratio 5:2. How much does A receive?

    Answer: £190.00
  5. 5. Statistics

    Find the median of: 25, 24, 33, 25, 66, 41, 34, 69, 64, 66, 56

    Answer: 41

Friday 13 March 2026

Keystones #72 · Five questions · Open this day only

  1. 1. Number

    Divide: 2.8 × 106 ÷ 5.3 × 105

    Answer: 5.28 × 100
  2. 2. Algebra

    Solve: 2x² + 6x + 4 = 0

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

    Adjacent = 15cm, hypotenuse = 20cm. Find the angle

    Answer: 41.4°
  4. 4. Ratio

    £288.00 is shared between A and B in the ratio 5:4. How much does A receive?

    Answer: £160.00
  5. 5. Statistics

    Find the median of: 46, 31, 65, 45, 75, 34, 31, 31, 57

    Answer: 45