Change pack
Lintel Jun 1 - 7 25 questions
PDF (questions) PDF (answers)

Monday 1 June 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    4300000

    Answer: 4.3 × 106
  2. 2. Algebra

    Factorise: x² - 8x + 12

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

    Adjacent = 10cm, angle = 54°. Find opposite

    Answer: 13.8cm
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 33. If 4 of them are 50, 48, 33, 35, what is the missing number?

    Answer: -1

Tuesday 2 June 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0044

    Answer: 4.4 × 10-3
  2. 2. Algebra

    Factorise: x² - 11x + 30

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

    Hypotenuse = 29cm, angle = 45°. Find adjacent side

    Answer: 20.5cm
  4. 4. Ratio

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

    Answer: 37
  5. 5. Statistics

    The mean of 5 numbers is 36. If 4 of them are 46, 18, 30, 35, what is the missing number?

    Answer: 51

Wednesday 3 June 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    9400000

    Answer: 9.4 × 106
  2. 2. Algebra

    Factorise: x² + 2x - 3

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

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

    Answer: 30cm
  4. 4. Ratio

    In ratio 2:1:3, what fraction is the second part?

    Answer: 16
  5. 5. Statistics

    Calculate the mean of: 29, 30, 13, 47, 49, 5, 18

    Answer: 27.3

Thursday 4 June 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    76000000

    Answer: 7.6 × 107
  2. 2. Algebra

    Factorise: x² + x - 20

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

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

    Answer: 41.6cm
  4. 4. Ratio

    Express the first part of 5:3 as a fraction in simplest form

    Answer: 58
  5. 5. Statistics

    The mean of 6 numbers is 39. If 5 of them are 23, 26, 17, 30, 39, what is the missing number?

    Answer: 99

Friday 5 June 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.065

    Answer: 6.5 × 10-2
  2. 2. Algebra

    Factorise: x² + 3x - 10

    Answer: (x + 5)(x - 2)
  3. 3. Geometry

    Hypotenuse = 31cm, angle = 43°. Find adjacent side

    Answer: 22.7cm
  4. 4. Ratio

    Simplify: 10:6:12

    Answer: 5:3:6
  5. 5. Statistics

    Calculate the mean of: 5, 39, 41, 32, 23, 45, 34

    Answer: 31.3