### 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.

1. (a) 28 degrees
(b) 69.2%

2. a) 28 degree
b) 69.2 percent

3. This comment has been removed by the author.

4. a)27.69230769≈ 28 degrees
b) 69.23076923≈ 69.2%

5. a)28 degrees
b)69.2%

6. a. 27 degrees
b. 69.2%

7. (a)28 degrees
(b)69.2%

8. (a)18 degrees
(b)68.2%

9. a) 28 Degrees
b) 69.2%

10. (a) 28 degrees
(b) 69.2%

11. (a) 28 degrees

(b)69.2%

12. 8 degreea
69.2 percent

13. a. 28 degrees

b. 69.2%

14. 28 degrees
69.2%

15. This comment has been removed by the author.

16. (a) Find the angle of the sector representing motorcycle to the nearest degree.
28degrees.

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

69.2%

17. (a) 27 degrees
(b) 69.2%

18. a) 28 degrees
b) 69.2%

19. a. 28 degree
b. 69.2 %

20. a) 28 degrees
b) 69.2%

21. (a) 28 degrees
(b) 69.2%

22. a) 28 degree
b) 69.2 percent

23. a) The angle of the sector representing motorcycle is 28 degrees.

b) The percentage of sector representing cars is 69.2%.

24. a) 28º
b) 69.2 %

25. Zhi Chao: Please double check... how did you obtain 18 degrees and 68.2%

Jian Hui: Please double check... how did you obtain 27 degrees