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Lintel Sep 27 - Oct 3 25 questions
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Monday 27 September 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.000056 in standard form

    Answer: 5.6 × 10-5
  2. 2. Algebra

    Factorise: x² - 5x - 66

    Answer: (x + 6)(x - 11)
  3. 3. Geometry

    Hypotenuse = 25cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 13.62cm
  4. 4. Ratio

    £147.00 is shared between A and B in the ratio 4:3. How much does A receive?

    Answer: £84.00
  5. 5. Statistics

    Calculate the mean of: 49, 32, 29, 49, 20, 15. Give your answer to 2 decimal places

    Answer: 32.33

Tuesday 28 September 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.00092 in standard form

    Answer: 9.2 × 10-4
  2. 2. Algebra

    Factorise: x² + x - 2

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

    Hypotenuse = 33cm, angle = 50°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 21.21cm
  4. 4. Ratio

    £130.00 is shared between A and B in the ratio 2:3. How much does A receive?

    Answer: £52.00
  5. 5. Statistics

    Calculate the mean of: 22, 29, 42, 35, 18, 13

    Answer: 26.5

Wednesday 29 September 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 750,000,000 in standard form

    Answer: 7.5 × 108
  2. 2. Algebra

    Factorise: x² - 2x - 48

    Answer: (x + 6)(x - 8)
  3. 3. Geometry

    Adjacent = 26cm, angle = 55°. Find opposite. Give your answer to 2 decimal places

    Answer: 37.13cm
  4. 4. Ratio

    Simplify the ratio kg : 900g

    Answer: 10:9
  5. 5. Statistics

    The mean of 4 numbers is 39. If 3 of them are 43, 46, 22, what is the missing number?

    Answer: 45

Thursday 30 September 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 910,000,000 in standard form

    Answer: 9.1 × 108
  2. 2. Algebra

    Factorise: x² - 5x - 6

    Answer: (x + 1)(x - 6)
  3. 3. Geometry

    Hypotenuse = 15cm, angle = 35°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 12.29cm
  4. 4. Ratio

    £350.00 is shared between A and B in the ratio 4:3. How much does A receive?

    Answer: £200.00
  5. 5. Statistics

    The mean of 5 numbers is 23. If 4 of them are 16, 16, 19, 16, what is the missing number?

    Answer: 48

Friday 1 October 2010

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 54,000,000 in standard form

    Answer: 5.4 × 107
  2. 2. Algebra

    Factorise: x² + 3x - 40

    Answer: (x + 8)(x - 5)
  3. 3. Geometry

    Hypotenuse = 29cm, angle = 58°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 15.37cm
  4. 4. Ratio

    Simplify the ratio 5 litres : 150 ml

    Answer: 100:3
  5. 5. Statistics

    Calculate the mean of: 16, 17, 46, 46, 30, 15, 21. Give your answer to 2 decimal places

    Answer: 27.29