47 of the students go to school by cycling.
13 of the remaining students go to school by car and
12 of the rest go by train to school. The remaining students go to school by bus. The number of students who go to school by bus is 102 fewer than those who go to school by cycling. What is the enrolment of the school?
By cycling |
Remaining students |
4 |
3 |
|
By car |
By train |
By bus |
|
1 |
2 |
|
|
1 |
1 |
4 u |
1 u |
1 u |
1 u |
Number of more students who go by bus than by cycling
= 4 u - 1 u
= 3 u
3 u = 102
1 u = 102 ÷ 3 = 34
Total enrolment of the school
= 7 u
= 7 x 34
= 238
Answer(s): 238