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Lintel Feb 23 - Mar 1 25 questions
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Monday 23 February 2026

Keystones #54 · Five questions · Open this day only

  1. 1. Number

    Simplify: y4 × (y2)2 ÷ y3

    Answer: y5
  2. 2. Algebra

    Solve: 7x + 4 = 2x - 6

    Answer: x = 2
  3. 3. Geometry

    Find the distance between (-3, 1) and (8, 11)

    Answer: 14.87
  4. 4. Ratio

    A value of 384 increases by 11% each year for 3 years. Final value?

    Answer: 525.17
  5. 5. Statistics

    Calculate the median of: 15, 20, 17, 31, 16, 20

    Answer: 18.5

Tuesday 24 February 2026

Keystones #55 · Five questions · Open this day only

  1. 1. Number

    Simplify: y5 × (y2)4 ÷ y3

    Answer: y10
  2. 2. Algebra

    Solve: 4x + 7 = 2x - 3

    Answer: x = 5
  3. 3. Geometry

    Find the distance between (-3, 1) and (3, 4)

    Answer: 6.71
  4. 4. Ratio

    A car worth £14,436.00 depreciates by 14% each year for 3 years. What is it worth after 3 years?

    Answer: £9,182.10
  5. 5. Statistics

    Find the median of: 34, 56, 77, 76, 62, 34, 27, 51, 45, 76, 42

    Answer: 51

Wednesday 25 February 2026

Keystones #56 · Five questions · Open this day only

  1. 1. Number

    Simplify: (a3)3 × a2

    Answer: a11
  2. 2. Algebra

    Solve: 7x - 5 = 4x + 10

    Answer: x = 5
  3. 3. Geometry

    Calculate the distance between (8, 9) and (11, 13)

    Answer: 5
  4. 4. Ratio

    A car worth £16,777.00 depreciates by 12% each year for 3 years. What is it worth after 3 years?

    Answer: £11,433.06
  5. 5. Statistics

    Calculate the median of: 30, 30, 33, 39, 33, 23

    Answer: 31.5

Thursday 26 February 2026

Keystones #57 · Five questions · Open this day only

  1. 1. Number

    Simplify: y2 × (y3)3 ÷ y2

    Answer: y9
  2. 2. Algebra

    Solve: 7x - 6 = 4x + 21

    Answer: x = 9
  3. 3. Geometry

    Find the distance between (0, 2) and (5, 12)

    Answer: 11.18
  4. 4. Ratio

    A car worth £19,910.00 depreciates by 23% each year for 4 years. What is it worth after 4 years?

    Answer: £6,998.97
  5. 5. Statistics

    Calculate the median of: 31, 32, 24, 34, 27, 28

    Answer: 29.5

Friday 27 February 2026

Keystones #58 · Five questions · Open this day only

  1. 1. Number

    Simplify: (a4)4 × a2

    Answer: a18
  2. 2. Algebra

    Solve: 4x + 11 = x - 7

    Answer: x = 6
  3. 3. Geometry

    Calculate the distance between (4, 8) and (7, 12)

    Answer: 5
  4. 4. Ratio

    A car worth £12,178.00 depreciates by 21% each year for 5 years. What is it worth after 5 years?

    Answer: £3,747.24
  5. 5. Statistics

    Find the median of: 49, 54, 37, 70, 41, 41, 46, 54, 36

    Answer: 46