Change pack
Cornerstone Apr 9 - 15 25 questions
PDF (questions) PDF (answers)

Monday 9 April 2012

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 9⁄12 + 2⁄12

    Answer: 11⁄12
  2. 2. Algebra

    Solve: 5x - 17 = 58

    Answer: x = 15
  3. 3. Geometry

    Calculate the hypotenuse when a = 3cm and b = 4cm

    Answer: 5cm
  4. 4. Ratio

    Share 80 in the ratio 1:4

    Answer: 16 and 64
  5. 5. Statistics

    Calculate the mean of: 20, 35, 21, 10, 31, 10, 18, 5

    Answer: 18.75

Tuesday 10 April 2012

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄7 + 2⁄7

    Answer: 6⁄7
  2. 2. Algebra

    Solve: 2x - 16 = 14

    Answer: x = 15
  3. 3. Geometry

    Find the hypotenuse of a right triangle with sides 12cm and 16cm

    Answer: 20cm
  4. 4. Ratio

    Share 65 in the ratio 1:4

    Answer: 13 and 52
  5. 5. Statistics

    Calculate the mean of: 49, 24, 43, 41, 16, 26, 11, 37. Give your answer to 2 decimal places

    Answer: 30.88

Wednesday 11 April 2012

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 3⁄5 + 2⁄3

    Answer: 19⁄15
  2. 2. Algebra

    Solve: 7x + 15 = 85

    Answer: x = 10
  3. 3. Geometry

    Calculate the hypotenuse when a = 5cm and b = 10cm. Give your answer to 2 decimal places

    Answer: 11.18cm
  4. 4. Ratio

    Share 30 in the ratio 2:1

    Answer: 20 and 10
  5. 5. Statistics

    Find the mean of: 8, 2, 23, 11

    Answer: 11

Thursday 12 April 2012

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄11 + 2⁄11

    Answer: 5⁄11
  2. 2. Algebra

    Solve: 4x + 10 = 58

    Answer: x = 12
  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 42 in the ratio 3:4

    Answer: 18 and 24
  5. 5. Statistics

    Find the mean of: 5, 18, 4

    Answer: 9

Friday 13 April 2012

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 2⁄3 + 1⁄4

    Answer: 11⁄12
  2. 2. Algebra

    Solve: 2x - 7 = 11

    Answer: x = 9
  3. 3. Geometry

    Calculate the hypotenuse when a = 12cm and b = 11cm. Give your answer to 2 decimal places

    Answer: 16.28cm
  4. 4. Ratio

    Share 133 in the ratio 3:4

    Answer: 57 and 76
  5. 5. Statistics

    Calculate the mean of: 23, 39, 18, 28, 35, 17, 39, 13

    Answer: 26.5