Change pack
Lintel Jun 30 - Jul 6 25 questions
PDF (questions) PDF (answers)

Monday 30 June 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 49,000,000 in standard form

    Answer: 4.9 × 107
  2. 2. Algebra

    Factorise: x² - 5x - 36

    Answer: (x + 4)(x - 9)
  3. 3. Geometry

    Adjacent = 16cm, angle = 34°. Find opposite. Give your answer to 2 decimal places

    Answer: 10.79cm
  4. 4. Ratio

    Express the second part of 2:9 as a fraction in simplest form

    Answer: 9⁄11
  5. 5. Statistics

    Calculate the mean of: 15, 39, 38, 47, 37, 44, 36. Give your answer to 2 decimal places

    Answer: 36.57

Tuesday 1 July 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.000082 in standard form

    Answer: 8.2 × 10-5
  2. 2. Algebra

    Factorise: x² + 2x - 63

    Answer: (x + 9)(x - 7)
  3. 3. Geometry

    Hypotenuse = 18cm, angle = 46°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 12.5cm
  4. 4. Ratio

    Express the first part of 14:4 as a fraction in simplest form

    Answer: 7⁄9
  5. 5. Statistics

    Calculate the mean of: 15, 30, 37, 38, 35, 14, 49. Give your answer to 2 decimal places

    Answer: 31.14

Wednesday 2 July 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 510,000 in standard form

    Answer: 5.1 × 105
  2. 2. Algebra

    Factorise: x² - 2x - 35

    Answer: (x + 5)(x - 7)
  3. 3. Geometry

    Adjacent = 25cm, angle = 58°. Find opposite. Give your answer to 2 decimal places

    Answer: 40.01cm
  4. 4. Ratio

    Simplify: 9:9:12

    Answer: 3:3:4
  5. 5. Statistics

    Calculate the mean of: 37, 34, 23, 13, 37, 33, 42, 43

    Answer: 32.75

Thursday 3 July 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.00076 in standard form

    Answer: 7.6 × 10-4
  2. 2. Algebra

    Factorise: x² - 5x - 50

    Answer: (x + 5)(x - 10)
  3. 3. Geometry

    Hypotenuse = 17cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 9.75cm
  4. 4. Ratio

    Divide 261 in the ratio 4:2:3

    Answer: 116, 58 and 87
  5. 5. Statistics

    The mean of 5 numbers is 37. If 4 of them are 38, 30, 48, 46, what is the missing number?

    Answer: 23

Friday 4 July 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.0097 in standard form

    Answer: 9.7 × 10-3
  2. 2. Algebra

    Factorise: x² + 19x + 88

    Answer: (x + 11)(x + 8)
  3. 3. Geometry

    Hypotenuse = 35cm, angle = 36°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 28.32cm
  4. 4. Ratio

    £324.00 is shared between A and B in the ratio 5:4. How much does A receive?

    Answer: £180.00
  5. 5. Statistics

    Calculate the mean of: 16, 44, 7, 36, 37, 23. Give your answer to 2 decimal places

    Answer: 27.17