Change pack
Capstone May 24 - 30 25 questions
PDF (questions) PDF (answers)

Monday 24 May 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √325

    Answer: 5√13
  2. 2. Algebra

    Complete the square: 2x² - 24x + 4

    Answer: 2(x - 6)² - 68
  3. 3. Geometry

    Find area of triangle: a = 17cm, b = 24cm, angle = 59°. Give your answer to 2 decimal places

    Answer: 174.86cm²
  4. 4. Ratio

    a:b is 1:5 and b:c is 4:7. Find a:b:c in its simplest form.

    Answer: 4:20:35
  5. 5. Statistics

    Find the mean, median and range of: 81, 42, 56, 61, 48, 67, 89. Give your answer to 2 decimal places

    Answer: Mean = 63.43, Median = 61, Range = 47

Tuesday 25 May 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √468

    Answer: 6√13
  2. 2. Algebra

    Complete the square: x² + 5x + 2

    Answer: (x + 5⁄2)² - 17⁄4
  3. 3. Geometry

    Find area of triangle: a = 18cm, b = 26cm, angle = 80°. Give your answer to 2 decimal places

    Answer: 230.45cm²
  4. 4. Ratio

    a:b is 7:9 and b:c is 2:3. Find a:b:c in its simplest form.

    Answer: 14:18:27
  5. 5. Statistics

    Find the mean, median and range of: 24, 12, 55, 69, 36, 28, 59, 65

    Answer: Mean = 43.5, Median = 45.5, Range = 57

Wednesday 26 May 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 2√54

    Answer: 6√6
  2. 2. Algebra

    Complete the square: 3x² + 24x - 11

    Answer: 3(x + 4)² - 59
  3. 3. Geometry

    Find area of triangle: a = 24cm, b = 24cm, angle = 78°. Give your answer to 2 decimal places

    Answer: 281.71cm²
  4. 4. Ratio

    a:b is 2:3 and b:c is 5:2. Find a:b:c in its simplest form.

    Answer: 10:15:6
  5. 5. Statistics

    Find the mean, median and range of: 52, 65, 28, 51, 14, 30, 64, 13. Give your answer to 2 decimal places

    Answer: Mean = 39.63, Median = 40.5, Range = 52

Thursday 27 May 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √504

    Answer: 6√14
  2. 2. Algebra

    Complete the square: x² + 5x - 2

    Answer: (x + 5⁄2)² - 33⁄4
  3. 3. Geometry

    Find area of triangle: a = 23cm, b = 16cm, angle = 41°. Give your answer to 2 decimal places

    Answer: 120.71cm²
  4. 4. Ratio

    a:b is 2:5 and b:c is 3:7. Find a:b:c in its simplest form.

    Answer: 6:15:35
  5. 5. Statistics

    Find the mean, median and range of: 39, 91, 32, 58, 59, 11, 14, 98

    Answer: Mean = 50.25, Median = 48.5, Range = 87

Friday 28 May 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 3√44

    Answer: 6√11
  2. 2. Algebra

    Complete the square: x² - 9x - 3

    Answer: (x - 9⁄2)² - 93⁄4
  3. 3. Geometry

    Find area of triangle: a = 17cm, b = 28cm, angle = 64°. Give your answer to 2 decimal places

    Answer: 213.91cm²
  4. 4. Ratio

    a:b is 5:4 and b:c is 5:3. Find a:b:c in its simplest form.

    Answer: 25:20:12
  5. 5. Statistics

    Find the mean, median and range of: 96, 33, 50, 29, 74, 74, 88, 98, 75. Give your answer to 2 decimal places

    Answer: Mean = 68.56, Median = 74, Range = 69