Change pack
Capstone Dec 16 - 22 25 questions
PDF (questions) PDF (answers)

Monday 16 December 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √108

    Answer: 6√3
  2. 2. Algebra

    Complete the square: 5x² + 40x + 15

    Answer: 5(x + 4)² - 65
  3. 3. Geometry

    Find area of triangle: a = 15cm, b = 25cm, angle = 42°. Give your answer to 2 decimal places

    Answer: 125.46cm²
  4. 4. Ratio

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

    Answer: 4:18:63
  5. 5. Statistics

    Find the mean, median and range of: 20, 22, 59, 36, 54, 94, 17. Give your answer to 2 decimal places

    Answer: Mean = 43.14, Median = 36, Range = 77

Tuesday 17 December 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 2√160

    Answer: 8√10
  2. 2. Algebra

    Complete the square: 3x² - 36x - 6

    Answer: 3(x - 6)² - 114
  3. 3. Geometry

    Find area of triangle: a = 27cm, b = 16cm, angle = 66°. Give your answer to 2 decimal places

    Answer: 197.33cm²
  4. 4. Ratio

    a:b is 5:8 and b:c is 9:5. Find a:b:c in its simplest form.

    Answer: 45:72:40
  5. 5. Statistics

    Find the mean, median and range of: 65, 79, 31, 83, 92, 53, 14. Give your answer to 2 decimal places

    Answer: Mean = 59.57, Median = 65, Range = 78

Wednesday 18 December 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √448

    Answer: 8√7
  2. 2. Algebra

    Complete the square: x² - 5x - 11

    Answer: (x - 5⁄2)² - 69⁄4
  3. 3. Geometry

    Find area of triangle: a = 26cm, b = 26cm, angle = 66°. Give your answer to 2 decimal places

    Answer: 308.78cm²
  4. 4. Ratio

    a:b is 3:5 and b:c is 9:1. Find a:b:c in its simplest form.

    Answer: 27:45:5
  5. 5. Statistics

    Find the mean, median and range of: 73, 95, 41, 59, 26, 23, 35, 43, 88. Give your answer to 2 decimal places

    Answer: Mean = 53.67, Median = 43, Range = 72

Thursday 19 December 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √864

    Answer: 12√6
  2. 2. Algebra

    Complete the square: x² - 11x + 1

    Answer: (x - 11⁄2)² - 117⁄4
  3. 3. Geometry

    Find area of triangle: a = 20cm, b = 18cm, angle = 64°. Give your answer to 2 decimal places

    Answer: 161.78cm²
  4. 4. Ratio

    a:b is 3:7 and b:c is 8:7. Find a:b:c in its simplest form.

    Answer: 24:56:49
  5. 5. Statistics

    Find the mean, median and range of: 61, 50, 86, 64, 60, 58, 58. Give your answer to 2 decimal places

    Answer: Mean = 62.43, Median = 60, Range = 36

Friday 20 December 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √363

    Answer: 11√3
  2. 2. Algebra

    Complete the square: 4x² - 16x + 11

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

    Find area of triangle: a = 13cm, b = 14cm, angle = 58°. Give your answer to 2 decimal places

    Answer: 77.17cm²
  4. 4. Ratio

    a:b is 5:7 and b:c is 9:2. Find a:b:c in its simplest form.

    Answer: 45:63:14
  5. 5. Statistics

    Find the mean, median and range of: 14, 93, 24, 44, 96, 29, 56. Give your answer to 2 decimal places

    Answer: Mean = 50.86, Median = 44, Range = 82