37 of the pupils go to school by walking.
14 of the remaining pupils go to school by train and
23 of the rest go by car to school. The remaining pupils go to school by bus. The number of pupils who go to school by bus is 234 fewer than those who go to school by walking. What is the enrolment of the school?
By walking |
Remaining pupils |
3 |
4 |
|
By train |
By car |
By bus |
|
1 |
3 |
|
|
2 |
1 |
3 u |
1 u |
2 u |
1 u |
Number of more pupils who go by bus than by walking
= 3 u - 1 u
= 2 u
2 u = 234
1 u = 234 ÷ 2 = 117
Total enrolment of the school
= 7 u
= 7 x 117
= 819
Answer(s): 819