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Lintel Apr 25 - May 1 25 questions
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Monday 25 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    9500000

    Answer: 9.5 × 106
  2. 2. Algebra

    Factorise: x² + 2x - 24

    Answer: (x + 6)(x - 4)
  3. 3. Geometry

    Hypotenuse = 19cm, angle = 61°. Find adjacent side

    Answer: 9.2cm
  4. 4. Ratio

    £252.00 is shared between A and B in the ratio 5:2. How much does A receive?

    Answer: £180.00
  5. 5. Statistics

    Calculate the mean of: 43, 22, 50, 36, 49, 25, 23, 27

    Answer: 34.4

Tuesday 26 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0077

    Answer: 7.7 × 10-3
  2. 2. Algebra

    Factorise: x² + x - 2

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

    Adjacent = 19cm, angle = 53°. Find opposite

    Answer: 25.2cm
  4. 4. Ratio

    £297.00 is shared between A and B in the ratio 5:4. How much does A receive?

    Answer: £165.00
  5. 5. Statistics

    Calculate the mean of: 20, 36, 15, 35, 40, 41, 10, 12

    Answer: 26.1

Wednesday 27 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    3700000

    Answer: 3.7 × 106
  2. 2. Algebra

    Factorise: x² - 8x + 12

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

    Hypotenuse = 36cm, angle = 44°. Find adjacent side

    Answer: 25.9cm
  4. 4. Ratio

    £246.00 is shared between A and B in the ratio 2:1. How much does A receive?

    Answer: £164.00
  5. 5. Statistics

    The mean of 5 numbers is 38. If 4 of them are 50, 34, 34, 29, what is the missing number?

    Answer: 43

Thursday 28 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    17000000

    Answer: 1.7 × 107
  2. 2. Algebra

    Factorise: x² + x - 20

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

    Hypotenuse = 17cm, angle = 35°. Find adjacent side

    Answer: 13.9cm
  4. 4. Ratio

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

    Answer: 310
  5. 5. Statistics

    The mean of 4 numbers is 34. If 3 of them are 50, 43, 19, what is the missing number?

    Answer: 24

Friday 29 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.007

    Answer: 7 × 10-3
  2. 2. Algebra

    Factorise: x² + x - 12

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

    Adjacent = 27cm, angle = 30°. Find opposite

    Answer: 15.6cm
  4. 4. Ratio

    £301.00 is shared between A and B in the ratio 4:3. How much does A receive?

    Answer: £172.00
  5. 5. Statistics

    Calculate the mean of: 7, 14, 37, 17, 28, 30, 18

    Answer: 21.6