Change pack
Lintel Aug 12 - 18 25 questions
PDF (questions) PDF (answers)

Monday 12 August 2019

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0084

    Answer: 8.4 × 10-3
  2. 2. Algebra

    Factorise: x² - 8x + 12

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

    Adjacent = 27cm, angle = 34°. Find opposite

    Answer: 18.2cm
  4. 4. Ratio

    Simplify: 12:24:8

    Answer: 3:6:2
  5. 5. Statistics

    The mean of 4 numbers is 38. If 3 of them are 50, 26, 49, what is the missing number?

    Answer: 27

Tuesday 13 August 2019

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    36000

    Answer: 3.6 × 104
  2. 2. Algebra

    Factorise: x² + 3x - 10

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

    Hypotenuse = 33cm, angle = 37°. Find adjacent side

    Answer: 26.4cm
  4. 4. Ratio

    Simplify: 20:20:8

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

    Calculate the mean of: 17, 26, 47, 44, 22, 42, 44

    Answer: 34.6

Wednesday 14 August 2019

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    330000

    Answer: 3.3 × 105
  2. 2. Algebra

    Factorise: x² + 3x - 18

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

    Hypotenuse = 32cm, angle = 60°. Find adjacent side

    Answer: 16cm
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 20. If 5 of them are 38, 42, 23, 47, 38, what is the missing number?

    Answer: -68

Thursday 15 August 2019

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.007

    Answer: 7 × 10-3
  2. 2. Algebra

    Factorise: x² - 5x + 6

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

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

    Answer: 41.6cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    Calculate the mean of: 8, 12, 40, 32, 50, 49, 21

    Answer: 30.3

Friday 16 August 2019

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    320000

    Answer: 3.2 × 105
  2. 2. Algebra

    Factorise: x² - 12x + 35

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

    Hypotenuse = 15cm, angle = 63°. Find adjacent side

    Answer: 6.8cm
  4. 4. Ratio

    In ratio 2:3:4, what fraction is the second part?

    Answer: 39
  5. 5. Statistics

    Calculate the mean of: 31, 38, 23, 43, 9, 48, 9

    Answer: 28.7