PSLE The table shows the number of pupils with the following scores. A lower score means a better performance. Prizes were given to the top 9 pupils. Cole won a prize. What was the highest he could have scored?
Score |
14 |
17 |
19 |
22 |
25 |
28 |
30 |
Pupils |
2 |
3 |
4 |
11 |
7 |
3 |
1 |
Score |
14 |
17 |
19 |
22 |
25 |
28 |
30 |
|
Winners |
|
|
|
|
Pupils |
2 |
3 |
4 |
11 |
7 |
3 |
1 |
If the winning score is 14, number of winners = 2
If the winning score is 17, number of winners = 2 + 3 = 5
If the winning score is 19, number of winners = 2 + 3 + 4 = 9
Since there are 9 winners, the highest score that Cole could have scored = 19
Answer(s): 19