47 of the students go to school by cycling.
13 of the remaining students go to school by train and
12 of the rest go by car to school. The remaining students go to school by walking. The number of students who go to school by walking is 216 fewer than those who go to school by cycling. What is the enrolment of the school?
By cycling |
Remaining students |
4 |
3 |
|
By train |
By car |
By walking |
|
1 |
2 |
|
|
1 |
1 |
4 u |
1 u |
1 u |
1 u |
Number of more students who go by walking than by cycling
= 4 u - 1 u
= 3 u
3 u = 216
1 u = 216 ÷ 3 = 72
Total enrolment of the school
= 7 u
= 7 x 72
= 504
Answer(s): 504