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Lintel Jul 5 - 11 25 questions
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Monday 5 July 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    80000000

    Answer: 8 × 107
  2. 2. Algebra

    Factorise: x² + x - 6

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

    Hypotenuse = 36cm, angle = 38°. Find adjacent side

    Answer: 28.4cm
  4. 4. Ratio

    £180.00 is shared between A and B in the ratio 5:4. How much does A receive?

    Answer: £100.00
  5. 5. Statistics

    Calculate the mean of: 18, 36, 13, 48, 7, 42

    Answer: 27.3

Tuesday 6 July 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.08

    Answer: 8 × 10-2
  2. 2. Algebra

    Factorise: x² + x - 2

    Answer: (x + 2)(x - 1)
  3. 3. Geometry

    Adjacent = 26cm, angle = 58°. Find opposite

    Answer: 41.6cm
  4. 4. Ratio

    In ratio 3:3:2, what fraction is the second part?

    Answer: 38
  5. 5. Statistics

    Calculate the mean of: 27, 18, 10, 21, 34, 15

    Answer: 20.8

Wednesday 7 July 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    380000

    Answer: 3.8 × 105
  2. 2. Algebra

    Factorise: x² - 13x + 42

    Answer: (x - 6)(x - 7)
  3. 3. Geometry

    Hypotenuse = 24cm, angle = 38°. Find adjacent side

    Answer: 18.9cm
  4. 4. Ratio

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

    Answer: 310
  5. 5. Statistics

    The mean of 5 numbers is 21. If 4 of them are 44, 35, 22, 32, what is the missing number?

    Answer: -28

Thursday 8 July 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    9400000

    Answer: 9.4 × 106
  2. 2. Algebra

    Factorise: x² - 14x + 49

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

    Hypotenuse = 32cm, angle = 43°. Find adjacent side

    Answer: 23.4cm
  4. 4. Ratio

    In ratio 2:4:1, what fraction is the second part?

    Answer: 47
  5. 5. Statistics

    The mean of 6 numbers is 33. If 5 of them are 46, 21, 22, 38, 33, what is the missing number?

    Answer: 38

Friday 9 July 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0009

    Answer: 9 × 10-4
  2. 2. Algebra

    Factorise: x² + 4x - 32

    Answer: (x + 8)(x - 4)
  3. 3. Geometry

    Adjacent = 11cm, angle = 53°. Find opposite

    Answer: 14.6cm
  4. 4. Ratio

    Simplify: 15:9:6

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

    Calculate the mean of: 29, 31, 45, 15, 19, 47

    Answer: 31