59 of the pupils go to school by car.
14 of the remaining pupils go to school by cycling and
13 of the rest go by bus to school. The remaining pupils go to school by walking. The number of pupils who go to school by walking is 172 fewer than those who go to school by car. What is the enrolment of the school?
By car |
Remaining pupils |
5 |
4 |
|
By cycling |
By bus |
By walking |
|
1 |
3 |
|
|
1 |
2 |
5 u |
1 u |
1 u |
2 u |
Number of more pupils who go by walking than by car
= 5 u - 1 u
= 4 u
4 u = 172
1 u = 172 ÷ 4 = 43
Total enrolment of the school
= 9 u
= 9 x 43
= 387
Answer(s): 387