Question

2/5 of total number of students of a school come by car while 1/4 of students come by bus to school.all the other students walk to school of which 1/3 walk on their own and rest are escorted by their parents. If 224 students come to school walking on their own, how many study in that school?

Answer 1

Let total be x
2/5×x come by car
1/4×x come by bus
1/3×x walk on their own
1x/3=224
x=224×3
x=672
car=2/5×672
bus=1/4×672