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Lintel Dec 3 - 9 25 questions
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Monday 3 December 2018

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.00044

    Answer: 4.4 × 10-4
  2. 2. Algebra

    Factorise: x² - 7x + 12

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

    Hypotenuse = 25cm, angle = 58°. Find adjacent side

    Answer: 13.2cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 32. If 5 of them are 35, 39, 49, 25, 36, what is the missing number?

    Answer: 8

Tuesday 4 December 2018

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.067

    Answer: 6.7 × 10-2
  2. 2. Algebra

    Factorise: x² - 9x + 20

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

    Hypotenuse = 17cm, angle = 60°. Find adjacent side

    Answer: 8.5cm
  4. 4. Ratio

    Express the first part of 5:6 as a fraction in simplest form

    Answer: 5⁄11
  5. 5. Statistics

    Calculate the mean of: 19, 38, 28, 10, 31, 15, 11, 8

    Answer: 20

Wednesday 5 December 2018

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    600000

    Answer: 6 × 105
  2. 2. Algebra

    Factorise: x² + 6x - 16

    Answer: (x + 8)(x - 2)
  3. 3. Geometry

    Adjacent = 21cm, angle = 55°. Find opposite

    Answer: 30cm
  4. 4. Ratio

    Divide 117 in the ratio 4:3:2

    Answer: 52, 39 and 26
  5. 5. Statistics

    The mean of 5 numbers is 38. If 4 of them are 37, 20, 19, 19, what is the missing number?

    Answer: 95

Thursday 6 December 2018

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.00019

    Answer: 1.9 × 10-4
  2. 2. Algebra

    Factorise: x² + 4x - 12

    Answer: (x + 6)(x - 2)
  3. 3. Geometry

    Hypotenuse = 33cm, angle = 32°. Find adjacent side

    Answer: 28cm
  4. 4. Ratio

    £186.00 is shared between A and B in the ratio 1:2. How much does A receive?

    Answer: £62.00
  5. 5. Statistics

    The mean of 6 numbers is 26. If 5 of them are 27, 42, 17, 30, 18, what is the missing number?

    Answer: 22

Friday 7 December 2018

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    46000

    Answer: 4.6 × 104
  2. 2. Algebra

    Factorise: x² - 5x + 6

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

    Adjacent = 16cm, angle = 43°. Find opposite

    Answer: 14.9cm
  4. 4. Ratio

    Simplify: 4:4:6

    Answer: 2:2:3
  5. 5. Statistics

    Calculate the mean of: 13, 38, 19, 41, 47, 7

    Answer: 27.5