During one test, points were awarded for questions answered as shown.
|
Points per question |
Correct |
6 |
Wrong |
- 3 |
Missed |
- 2 |
The ratio of the questions correctly to questions answered wrongly to questions that were missed out was 8 : 2 : 1. If Hazel was awarded 200 points, how many questions are there in all?
|
Correct |
Wrong |
Missed |
Number |
8 u |
2 u |
1 u |
Value |
6 |
- 3 |
- 2 |
Total value |
48 u |
6 u |
2 u |
Total score that Hazel was awarded
= 48 u - 6 u - 2 u
= 40 u
40 u = 200
1 u = 200 ÷ 40 = 5
Total number of questions
= 8 u + 2 u + 1 u
= 11 u
= 11 x 8
= 88
Answer(s): 88