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Lintel May 31 - Jun 6 25 questions
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Monday 31 May 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0082

    Answer: 8.2 × 10-3
  2. 2. Algebra

    Factorise: x² + x - 2

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

    Hypotenuse = 37cm, angle = 32°. Find adjacent side

    Answer: 31.4cm
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 46, 9, 41, 35, 22, 8, 23

    Answer: 26.3

Tuesday 1 June 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0073

    Answer: 7.3 × 10-3
  2. 2. Algebra

    Factorise: x² - 11x + 30

    Answer: (x - 6)(x - 5)
  3. 3. Geometry

    Adjacent = 19cm, angle = 58°. Find opposite

    Answer: 30.4cm
  4. 4. Ratio

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

    Answer: £80.00
  5. 5. Statistics

    The mean of 4 numbers is 31. If 3 of them are 23, 43, 30, what is the missing number?

    Answer: 28

Wednesday 2 June 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    740000

    Answer: 7.4 × 105
  2. 2. Algebra

    Factorise: x² - 12x + 35

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

    Hypotenuse = 32cm, angle = 39°. Find adjacent side

    Answer: 24.9cm
  4. 4. Ratio

    £175.00 is shared between A and B in the ratio 4:3. How much does A receive?

    Answer: £100.00
  5. 5. Statistics

    The mean of 6 numbers is 20. If 5 of them are 36, 45, 42, 28, 15, what is the missing number?

    Answer: -46

Thursday 3 June 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0085

    Answer: 8.5 × 10-3
  2. 2. Algebra

    Factorise: x² - 5x + 6

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

    Adjacent = 22cm, angle = 53°. Find opposite

    Answer: 29.2cm
  4. 4. Ratio

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

    Answer: 48
  5. 5. Statistics

    Calculate the mean of: 19, 27, 31, 44, 18, 47, 6

    Answer: 27.4

Friday 4 June 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.08

    Answer: 8 × 10-2
  2. 2. Algebra

    Factorise: x² + x - 6

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

    Adjacent = 14cm, angle = 60°. Find opposite

    Answer: 24.2cm
  4. 4. Ratio

    Simplify: 4:6:8

    Answer: 2:3:4
  5. 5. Statistics

    The mean of 5 numbers is 26. If 4 of them are 38, 42, 32, 15, what is the missing number?

    Answer: 3