Change pack
Capstone Apr 14 - 20 25 questions
PDF (questions) PDF (answers)

Monday 14 April 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: 3√8

    Answer: 6√2
  2. 2. Algebra

    Complete the square: x² - 5x - 5

    Answer: (x - 5⁄2)² - 45⁄4
  3. 3. Geometry

    Find area of triangle: a = 29cm, b = 22cm, angle = 56°. Give your answer to 2 decimal places

    Answer: 264.46cm²
  4. 4. Ratio

    a:b is 5:4 and b:c is 6:1. Find a:b:c in its simplest form.

    Answer: 15:12:2
  5. 5. Statistics

    Find the mean, median and range of: 33, 52, 97, 57, 95, 33, 14. Give your answer to 2 decimal places

    Answer: Mean = 54.43, Median = 52, Range = 83

Tuesday 15 April 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √833

    Answer: 7√17
  2. 2. Algebra

    Complete the square: x² - 9x - 7

    Answer: (x - 9⁄2)² - 109⁄4
  3. 3. Geometry

    Find area of triangle: a = 15cm, b = 17cm, angle = 42°. Give your answer to 2 decimal places

    Answer: 85.31cm²
  4. 4. Ratio

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

    Answer: 4:10:45
  5. 5. Statistics

    Find the mean, median and range of: 87, 22, 75, 18, 48, 43, 38. Give your answer to 2 decimal places

    Answer: Mean = 47.29, Median = 43, Range = 69

Wednesday 16 April 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √360

    Answer: 6√10
  2. 2. Algebra

    Complete the square: 2x² - 24x + 6

    Answer: 2(x - 6)² - 66
  3. 3. Geometry

    Find area of triangle: a = 18cm, b = 23cm, angle = 49°. Give your answer to 2 decimal places

    Answer: 156.22cm²
  4. 4. Ratio

    a:b is 4:5 and b:c is 9:5. Find a:b:c in its simplest form.

    Answer: 36:45:25
  5. 5. Statistics

    Find the mean, median and range of: 53, 19, 43, 63, 56, 50, 44. Give your answer to 2 decimal places

    Answer: Mean = 46.86, Median = 50, Range = 44

Thursday 17 April 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √960

    Answer: 8√15
  2. 2. Algebra

    Complete the square: x² - 11x - 10

    Answer: (x - 11⁄2)² - 161⁄4
  3. 3. Geometry

    Find area of triangle: a = 17cm, b = 30cm, angle = 68°. Give your answer to 2 decimal places

    Answer: 236.43cm²
  4. 4. Ratio

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

    Answer: 14:21:6
  5. 5. Statistics

    Find the mean, median and range of: 72, 87, 67, 97, 75, 59, 31. Give your answer to 2 decimal places

    Answer: Mean = 69.71, Median = 72, Range = 66

Friday 18 April 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √1000

    Answer: 10√10
  2. 2. Algebra

    Complete the square: 2x² - 4x + 10

    Answer: 2(x - 1)² + 8
  3. 3. Geometry

    Find area of triangle: a = 15cm, b = 23cm, angle = 73°. Give your answer to 2 decimal places

    Answer: 164.96cm²
  4. 4. Ratio

    a:b is 7:4 and b:c is 7:3. Find a:b:c in its simplest form.

    Answer: 49:28:12
  5. 5. Statistics

    Find the mean, median and range of: 56, 71, 30, 36, 80, 24, 83. Give your answer to 2 decimal places

    Answer: Mean = 54.29, Median = 56, Range = 59