A person has to make a Journey of 72 Kms. He rides a cycle at d12km. Per hour. After going a certain distance, the cycle is punctured punctured and he walks the remaining distance at 4 1/2 km. Per hour. Find
2 hr. and 24 kms | |
1 hr and 12 kms | |
2 1/2 hrs. and 30 kms | |
4 1/2 hrs. and 54 kms |