47 of the students go to school by car.
13 of the remaining students go to school by walking and
12 of the rest go by cycling to school. The remaining students go to school by train. The number of students who go to school by train is 162 fewer than those who go to school by car. What is the enrolment of the school?
By car |
Remaining students |
4 |
3 |
|
By walking |
By cycling |
By train |
|
1 |
2 |
|
|
1 |
1 |
4 u |
1 u |
1 u |
1 u |
Number of more students who go by train than by car
= 4 u - 1 u
= 3 u
3 u = 162
1 u = 162 ÷ 3 = 54
Total enrolment of the school
= 7 u
= 7 x 54
= 378
Answer(s): 378