611 of the students go to school by bus.
35 of the remaining students go to school by car and
12 of the rest go by cycling to school. The remaining students go to school by walking. The number of students who go to school by walking is 180 fewer than those who go to school by bus. What is the enrolment of the school?
By bus |
Remaining students |
6 |
5 |
|
By car |
By cycling |
By walking |
|
3 |
2 |
|
|
1 |
1 |
6 u |
3 u |
1 u |
1 u |
Number of more students who go by walking than by bus
= 6 u - 3 u
= 3 u
3 u = 180
1 u = 180 ÷ 3 = 60
Total enrolment of the school
= 11 u
= 11 x 60
= 660
Answer(s): 660