Change pack
Lintel May 18 - 24 25 questions
PDF (questions) PDF (answers)

Monday 18 May 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    580000

    Answer: 5.8 × 105
  2. 2. Algebra

    Factorise: x² - 9x + 18

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

    Adjacent = 21cm, angle = 54°. Find opposite

    Answer: 28.9cm
  4. 4. Ratio

    Express the first part of 4:2 as a fraction in simplest form

    Answer: 23
  5. 5. Statistics

    The mean of 4 numbers is 36. If 3 of them are 41, 21, 33, what is the missing number?

    Answer: 49

Tuesday 19 May 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.076

    Answer: 7.6 × 10-2
  2. 2. Algebra

    Factorise: x² + 4x - 12

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

    Hypotenuse = 36cm, angle = 25°. Find adjacent side

    Answer: 32.6cm
  4. 4. Ratio

    Divide 176 in the ratio 3:2:3

    Answer: 66, 44 and 66
  5. 5. Statistics

    Calculate the mean of: 40, 30, 22, 49, 8, 28, 17, 13

    Answer: 25.9

Wednesday 20 May 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    630000

    Answer: 6.3 × 105
  2. 2. Algebra

    Factorise: x² - 11x + 30

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

    Adjacent = 13cm, angle = 47°. Find opposite

    Answer: 13.9cm
  4. 4. Ratio

    Divide 119 in the ratio 2:1:4

    Answer: 34, 17 and 68
  5. 5. Statistics

    The mean of 5 numbers is 27. If 4 of them are 22, 25, 19, 41, what is the missing number?

    Answer: 28

Thursday 21 May 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0093

    Answer: 9.3 × 10-3
  2. 2. Algebra

    Factorise: x² - 7x + 12

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

    Hypotenuse = 40cm, angle = 54°. Find adjacent side

    Answer: 23.5cm
  4. 4. Ratio

    Divide 232 in the ratio 1:4:3

    Answer: 29, 116 and 87
  5. 5. Statistics

    Calculate the mean of: 39, 50, 24, 10, 19, 32, 23, 20

    Answer: 27.1

Friday 22 May 2020

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    4400000

    Answer: 4.4 × 106
  2. 2. Algebra

    Factorise: x² - 7x + 10

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

    Adjacent = 18cm, angle = 39°. Find opposite

    Answer: 14.6cm
  4. 4. Ratio

    Simplify: 6:10:8

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

    Calculate the mean of: 9, 9, 16, 18, 40, 32

    Answer: 20.7