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Lintel Aug 4 - 10 25 questions
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Monday 4 August 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 550,000 in standard form

    Answer: 5.5 × 105
  2. 2. Algebra

    Factorise: x² + 2x - 15

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

    Hypotenuse = 19cm, angle = 26°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 17.08cm
  4. 4. Ratio

    £423.00 is shared between A and B in the ratio 4:5. How much does A receive?

    Answer: £188.00
  5. 5. Statistics

    Calculate the mean of: 16, 14, 7, 13, 5, 41, 41. Give your answer to 2 decimal places

    Answer: 19.57

Tuesday 5 August 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.08 in standard form

    Answer: 8 × 10-2
  2. 2. Algebra

    Factorise: x² - 2x - 3

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

    Adjacent = 22cm, angle = 30°. Find opposite. Give your answer to 2 decimal places

    Answer: 12.7cm
  4. 4. Ratio

    £225.00 is shared between A and B in the ratio 4:5. How much does A receive?

    Answer: £100.00
  5. 5. Statistics

    The mean of 5 numbers is 39. If 4 of them are 17, 39, 50, 22, what is the missing number?

    Answer: 67

Wednesday 6 August 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 23,000,000 in standard form

    Answer: 2.3 × 107
  2. 2. Algebra

    Factorise: x² + 2x - 35

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

    Hypotenuse = 22cm, angle = 47°. Find adjacent side. Give your answer to 2 decimal places

    Answer: 15cm
  4. 4. Ratio

    £189.00 is shared between A and B in the ratio 2:5. How much does A receive?

    Answer: £54.00
  5. 5. Statistics

    The mean of 5 numbers is 33. If 4 of them are 24, 41, 46, 40, what is the missing number?

    Answer: 14

Thursday 7 August 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.0008 in standard form

    Answer: 8 × 10-4
  2. 2. Algebra

    Factorise: x² + 15x + 54

    Answer: (x + 9)(x + 6)
  3. 3. Geometry

    Adjacent = 10cm, angle = 40°. Find opposite. Give your answer to 2 decimal places

    Answer: 8.39cm
  4. 4. Ratio

    £235.00 is shared between A and B in the ratio 3:2. How much does A receive?

    Answer: £141.00
  5. 5. Statistics

    Calculate the mean of: 7, 26, 20, 7, 24, 40. Give your answer to 2 decimal places

    Answer: 20.67

Friday 8 August 2014

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Write 0.00009 in standard form

    Answer: 9 × 10-5
  2. 2. Algebra

    Factorise: x² - 11x + 18

    Answer: (x - 2)(x - 9)
  3. 3. Geometry

    Adjacent = 22cm, angle = 50°. Find opposite. Give your answer to 2 decimal places

    Answer: 26.22cm
  4. 4. Ratio

    Simplify the ratio 4m : 5cm

    Answer: 80:1
  5. 5. Statistics

    Calculate the mean of: 20, 42, 13, 12, 33, 37, 11

    Answer: 24