Tuesday, April 6, 2010

Chap 16 Data Handling (Lesson 1) Worksheet 16.1 Q2

The Pie Chart below represents the traffic condition outside SST at 7.25 am on a typical morning.
(a) Find the angle of the sector representing motorcycle to the nearest degree.
(b) Find the percentage of sector representing cars, correct your answer to 3 significant figures.

courtesy of Ms LohKY

24 comments:

  1. a) The angle of the sector representing motorcycle is 28 degrees.
    b) The percentage of sector representing cars is 74.4%.

    Preston

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  2. a) The angle of the pie chart representing motorcycles is approximately 29 degrees.
    b) The percentage of sector representing cars is 69.4% (1 d.p.)

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  3. a)The angle of the number of motorcycle on the pie chart is approximately 29 degrees.
    b)The percentage of the number of cars is 69.2%.

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  4. (a) The angle of the sector representing motorcycle is about 27 degrees.

    (b) The percentage of sector representing the car is 69.2%

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  5. a) The angle is approx. 28 degrees
    b) The percentage is 69.2%

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  6. a) The angle is approximately 29 degrees.
    b) The percentage is 69.2%

    Si Yuan

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  7. a) the angle is about 28 degrees

    b)the percentage of the sector of the number of cars is 69.2% (to 1 d.p.)

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  8. a) The angle is approximately 29 degrees
    b)The percentage is 69.2%

    ReplyDelete
  9. a) The angle is approximately 28 degrees.
    b) The percentage is 69.2%.

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  10. a) The angle of the motorcycle on the pie chart is 29 degrees.
    b) The percentage is 69.2%

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  11. a) The angle is about 28 degrees
    b) 64.2%

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  12. a)The angle≈ 28 degrees
    b)The percentage≈69.2 percent

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  13. (a) Find the angle of the sector representing motorcycle to the nearest degree.

    A.Roughly 30 degrees.

    (b) Find the percentage of sector representing cars, correct your answer to 3 significant figures.

    A.66.667.

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  14. a)The angle is about 28 degree.
    b)69.2%

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  15. a) It is approximately 28 degrees.
    b)It is approximately 69%.
    -Naveena

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  16. a)It is approximately 28 degrees.
    b)The percentage is 69.2%.

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  17. a) The angle is approximately 30 degrees.

    b) 69.2 %

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  18. a) The angle is about 28 degrees.
    b) The percentage of sector representing the car is 69.2%

    ReplyDelete
  19. This comment has been removed by the author.

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  20. a) It is 28 degrees.

    b) The approximation is 69.2%.

    P.S. Sorry for the late comment, and by the way, my last post was removed because I suddenly realized that the answer was actually wrong, and i am not suppose to use a protractor to measure it. Thanks to Hardy for helping me clarify.

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  21. Well done to those who attempted. As you have realized it's not about stating the same answers but rather about reviewing your concept n understanding n correcting any mistakes made. All the best on your common test.

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