Change pack
Cornerstone Jan 19 - 25 25 questions
PDF (questions) PDF (answers)

Monday 19 January 2015

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄6 + 2⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Solve: 2x - 8 = 16

    Answer: x = 12
  3. 3. Geometry

    Find the hypotenuse of a right triangle with sides 15cm and 36cm

    Answer: 39cm
  4. 4. Ratio

    Divide 150 in the ratio 1:3:2

    Answer: 25, 75 and 50
  5. 5. Statistics

    Find the mean of: 14, 18, 4

    Answer: 12

Tuesday 20 January 2015

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 2⁄4 + 2⁄6

    Answer: 5⁄6
  2. 2. Algebra

    Solve: 4x - 16 = 32

    Answer: x = 12
  3. 3. Geometry

    Calculate the hypotenuse when a = 4cm and b = 6cm. Give your answer to 2 decimal places

    Answer: 7.21cm
  4. 4. Ratio

    Divide 96 in the ratio 1:2:3

    Answer: 16, 32 and 48
  5. 5. Statistics

    Calculate the mean of: 38, 45, 21, 35, 20, 12, 8. Give your answer to 2 decimal places

    Answer: 25.57

Wednesday 21 January 2015

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄7 + 2⁄7

    Answer: 6⁄7
  2. 2. Algebra

    Solve: 6x + 4 = 34

    Answer: x = 5
  3. 3. Geometry

    Find the hypotenuse of a right triangle with sides 9cm and 12cm

    Answer: 15cm
  4. 4. Ratio

    Divide 91 in the ratio 3:2:2

    Answer: 39, 26 and 26
  5. 5. Statistics

    Find the mean of: 5, 1, 7, 7

    Answer: 5

Thursday 22 January 2015

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Add: 2⁄3 + 6⁄7

    Answer: 32⁄21
  2. 2. Algebra

    Solve: 6x + 9 = 57

    Answer: x = 8
  3. 3. Geometry

    Calculate the hypotenuse when a = 6cm and b = 4cm. Give your answer to 2 decimal places

    Answer: 7.21cm
  4. 4. Ratio

    Divide 104 in the ratio 3:3:2

    Answer: 39, 39 and 26
  5. 5. Statistics

    Find the mean of: 19, 17, 6

    Answer: 14

Friday 23 January 2015

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄11 + 5⁄11

    Answer: 8⁄11
  2. 2. Algebra

    Solve: 2x - 12 = 6

    Answer: x = 9
  3. 3. Geometry

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

    Answer: 20cm
  4. 4. Ratio

    Divide 240 in the ratio 2:3:3

    Answer: 60, 90 and 90
  5. 5. Statistics

    Calculate the mean of: 43, 40, 34, 45, 9, 46. Give your answer to 2 decimal places

    Answer: 36.17