Change pack
Lintel Jul 1 - 7 25 questions
PDF (questions) PDF (answers)

Monday 1 July 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.0044 in standard form

    Answer: 4.4 × 10-3
  2. 2. Algebra

    Factorise: x² + 14x + 33

    Answer: (x + 11)(x + 3)
  3. 3. Geometry

    Hypotenuse = 25cm, angle = 49°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 16.4cm
  4. 4. Ratio

    Simplify: 10:8:4

    Answer: 5:4:2
  5. 5. Statistics

    Calculate the mean of: 19, 20, 38, 9, 28, 16, 26, 32

    Answer: 23.5

Tuesday 2 July 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 790,000 in standard form

    Answer: 7.9 × 105
  2. 2. Algebra

    Factorise: x² + x - 20

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

    Adjacent = 26cm, angle = 59°. Find opposite. Give your answer to 2 decimal places

    Answer: 43.27cm
  4. 4. Ratio

    Simplify: 18:15:18

    Answer: 6:5:6
  5. 5. Statistics

    Calculate the mean of: 9, 37, 41, 11, 24, 18, 32. Give your answer to 2 decimal places

    Answer: 24.57

Wednesday 3 July 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.023 in standard form

    Answer: 2.3 × 10-2
  2. 2. Algebra

    Factorise: x² - 4x - 60

    Answer: (x + 6)(x - 10)
  3. 3. Geometry

    Hypotenuse = 19cm, angle = 39°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 14.77cm
  4. 4. Ratio

    Divide 90 in the ratio 3:2:1

    Answer: 45, 30 and 15
  5. 5. Statistics

    The mean of 6 numbers is 33. If 5 of them are 49, 38, 30, 39, 17, what is the missing number?

    Answer: 25

Thursday 4 July 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.045 in standard form

    Answer: 4.5 × 10-2
  2. 2. Algebra

    Factorise: x² - 3x - 10

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

    Hypotenuse = 37cm, angle = 29°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 32.36cm
  4. 4. Ratio

    Orange, purple and pink counters are in the ratio 10:11:10. What fraction of the counters are pink?

    Answer: 10⁄31
  5. 5. Statistics

    Calculate the mean of: 22, 32, 35, 35, 32, 47, 21, 46

    Answer: 33.75

Friday 5 July 2013

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 28,000 in standard form

    Answer: 2.8 × 104
  2. 2. Algebra

    Factorise: x² - 11x + 10

    Answer: (x - 1)(x - 10)
  3. 3. Geometry

    Adjacent = 10cm, angle = 57°. Find opposite. Give your answer to 2 decimal places

    Answer: 15.4cm
  4. 4. Ratio

    Orange, purple and pink sweets are in the ratio 3:10:9. What fraction of the sweets are purple?

    Answer: 5⁄11
  5. 5. Statistics

    The mean of 4 numbers is 38. If 3 of them are 36, 28, 29, what is the missing number?

    Answer: 59