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Cornerstone May 30 - Jun 5 25 questions
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Monday 30 May 2016

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄6 + 2⁄6

    Answer: 2⁄3
  2. 2. Algebra

    Solve: 5x - 6 = 29

    Answer: x = 7
  3. 3. Geometry

    Calculate the hypotenuse when a = 12cm and b = 4cm. Give your answer to 2 decimal places

    Answer: 12.65cm
  4. 4. Ratio

    Share 24 in the ratio 2:1

    Answer: 16 and 8
  5. 5. Statistics

    Calculate the mean of: 45, 25, 30, 46, 40, 25, 50. Give your answer to 2 decimal places

    Answer: 37.29

Tuesday 31 May 2016

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 1⁄5 + 2⁄7

    Answer: 17⁄35
  2. 2. Algebra

    Solve: 4x + 9 = 25

    Answer: x = 4
  3. 3. Geometry

    Find the hypotenuse of a right triangle with sides 12cm and 35cm

    Answer: 37cm
  4. 4. Ratio

    Share 75 in the ratio 1:4

    Answer: 15 and 60
  5. 5. Statistics

    Find the mean of: 16, 14, 11, 3, 1

    Answer: 9

Wednesday 1 June 2016

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 2⁄6 + 4⁄8

    Answer: 5⁄6
  2. 2. Algebra

    Solve: 2x - 5 = 7

    Answer: x = 6
  3. 3. Geometry

    Calculate the hypotenuse when a = 8cm and b = 6cm

    Answer: 10cm
  4. 4. Ratio

    Share 35 in the ratio 3:4

    Answer: 15 and 20
  5. 5. Statistics

    Calculate the mean of: 16, 9, 47, 28, 21, 29

    Answer: 25

Thursday 2 June 2016

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄8 + 1⁄8

    Answer: 3⁄4
  2. 2. Algebra

    Solve: 5x - 12 = 28

    Answer: x = 8
  3. 3. Geometry

    Find the hypotenuse of a right triangle with sides 6cm and 8cm

    Answer: 10cm
  4. 4. Ratio

    Share 45 in the ratio 1:4

    Answer: 9 and 36
  5. 5. Statistics

    Calculate the mean of: 32, 47, 50, 11, 30, 25, 24. Give your answer to 2 decimal places

    Answer: 31.29

Friday 3 June 2016

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 1⁄8 + 1⁄4

    Answer: 3⁄8
  2. 2. Algebra

    Solve: 6x + 10 = 40

    Answer: x = 5
  3. 3. Geometry

    Calculate the hypotenuse when a = 4cm and b = 8cm. Give your answer to 2 decimal places

    Answer: 8.94cm
  4. 4. Ratio

    Share 25 in the ratio 4:1

    Answer: 20 and 5
  5. 5. Statistics

    Find the mean of: 4, 1, 15, 13, 2

    Answer: 7