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Lintel Apr 13 - 19 25 questions
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Monday 13 April 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.071

    Answer: 7.1 × 10-2
  2. 2. Algebra

    Factorise: x² + 2x - 48

    Answer: (x + 8)(x - 6)
  3. 3. Geometry

    Hypotenuse = 30cm, angle = 45°. Find adjacent side

    Answer: 21.2cm
  4. 4. Ratio

    Express the first part of 6:4 as a fraction in simplest form

    Answer: 35
  5. 5. Statistics

    Calculate the mean of: 22, 45, 48, 26, 38, 14, 5, 46

    Answer: 30.5

Tuesday 14 April 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0015

    Answer: 1.5 × 10-3
  2. 2. Algebra

    Factorise: x² + x - 20

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

    Hypotenuse = 36cm, angle = 27°. Find adjacent side

    Answer: 32.cm
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 38. If 4 of them are 21, 46, 29, 22, what is the missing number?

    Answer: 72

Wednesday 15 April 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    430000

    Answer: 4.3 × 105
  2. 2. Algebra

    Factorise: x² - 10x + 24

    Answer: (x - 4)(x - 6)
  3. 3. Geometry

    Adjacent = 28cm, angle = 37°. Find opposite

    Answer: 21.cm
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 41, 23, 38, 20, 16, 15

    Answer: 25.5

Thursday 16 April 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0067

    Answer: 6.7 × 10-3
  2. 2. Algebra

    Factorise: x² - 9x + 18

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

    Hypotenuse = 29cm, angle = 44°. Find adjacent side

    Answer: 20.9cm
  4. 4. Ratio

    £210.00 is shared between A and B in the ratio 2:3. How much does A receive?

    Answer: £84.00
  5. 5. Statistics

    Calculate the mean of: 19, 21, 38, 41, 28, 13

    Answer: 26.7

Friday 17 April 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    930000

    Answer: 9.3 × 105
  2. 2. Algebra

    Factorise: x² + x - 12

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

    Adjacent = 17cm, angle = 59°. Find opposite

    Answer: 28.3cm
  4. 4. Ratio

    In ratio 4:3:1, what fraction is the second part?

    Answer: 38
  5. 5. Statistics

    The mean of 4 numbers is 35. If 3 of them are 21, 37, 34, what is the missing number?

    Answer: 48