PSLE The table shows the number of pupils with the following scores. A higher score means a better performance. Prizes were given to the top 15 pupils. Japheth won a prize. What was the lowest he could have scored?
Score |
36 |
39 |
42 |
44 |
46 |
47 |
50 |
Pupils |
1 |
3 |
5 |
9 |
8 |
4 |
3 |
Score |
36 |
39 |
42 |
44 |
46 |
47 |
50 |
|
|
|
|
|
Winners |
Pupils |
1 |
3 |
5 |
9 |
8 |
4 |
3 |
If the winning score is 50, number of winners = 3
If the winning score is 47, number of winners = 3 + 4 = 7
If the winning score is 46, number of winners = 3 + 4 + 8 = 15
Since there are 15 winners, the lowest score that Japheth could have scored = 46
Answer(s): 46