Change pack
Capstone Jun 9 - 15 25 questions
PDF (questions) PDF (answers)

Monday 9 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √112

    Answer: 4√7
  2. 2. Algebra

    Complete the square: 3x² + 18x - 13

    Answer: 3(x + 3)² - 40
  3. 3. Geometry

    Find area of triangle: a = 14cm, b = 19cm, angle = 50°. Give your answer to 2 decimal places

    Answer: 101.88cm²
  4. 4. Ratio

    a:b is 8:9 and b:c is 7:4. Find a:b:c in its simplest form.

    Answer: 56:63:36
  5. 5. Statistics

    Find the mean, median and range of: 71, 70, 77, 25, 68, 64, 53, 17, 79. Give your answer to 2 decimal places

    Answer: Mean = 58.22, Median = 68, Range = 62

Tuesday 10 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √567

    Answer: 9√7
  2. 2. Algebra

    Complete the square: x² - 7x + 9

    Answer: (x - 7⁄2)² - 13⁄4
  3. 3. Geometry

    Find area of triangle: a = 14cm, b = 19cm, angle = 60°. Give your answer to 2 decimal places

    Answer: 115.18cm²
  4. 4. Ratio

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

    Answer: 4:20:25
  5. 5. Statistics

    Find the mean, median and range of: 16, 99, 73, 92, 40, 82, 80, 97. Give your answer to 2 decimal places

    Answer: Mean = 72.38, Median = 81, Range = 83

Wednesday 11 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √891

    Answer: 9√11
  2. 2. Algebra

    Complete the square: x² + 5x + 8

    Answer: (x + 5⁄2)² + 7⁄4
  3. 3. Geometry

    Find area of triangle: a = 22cm, b = 14cm, angle = 76°. Give your answer to 2 decimal places

    Answer: 149.43cm²
  4. 4. Ratio

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

    Answer: 49:14:4
  5. 5. Statistics

    Find the mean, median and range of: 98, 43, 81, 53, 81, 18, 43. Give your answer to 2 decimal places

    Answer: Mean = 59.57, Median = 53, Range = 80

Thursday 12 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √320

    Answer: 8√5
  2. 2. Algebra

    Complete the square: x² + 11x - 6

    Answer: (x + 11⁄2)² - 145⁄4
  3. 3. Geometry

    Find area of triangle: a = 15cm, b = 19cm, angle = 80°. Give your answer to 2 decimal places

    Answer: 140.34cm²
  4. 4. Ratio

    a:b is 1:4 and b:c is 7:2. Find a:b:c in its simplest form.

    Answer: 7:28:8
  5. 5. Statistics

    Find the mean, median and range of: 42, 84, 70, 33, 16, 35, 36, 62

    Answer: Mean = 47.25, Median = 39, Range = 68

Friday 13 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √612

    Answer: 6√17
  2. 2. Algebra

    Complete the square: 3x² + 36x - 2

    Answer: 3(x + 6)² - 110
  3. 3. Geometry

    Find area of triangle: a = 30cm, b = 24cm, angle = 55°. Give your answer to 2 decimal places

    Answer: 294.89cm²
  4. 4. Ratio

    a:b is 8:9 and b:c is 8:3. Find a:b:c in its simplest form.

    Answer: 64:72:27
  5. 5. Statistics

    Find the mean, median and range of: 63, 25, 56, 22, 71, 48, 69. Give your answer to 2 decimal places

    Answer: Mean = 50.57, Median = 56, Range = 49