Answer:
3.95 km
Step-by-step explanation:
The computation is shown below:
As both left for school
Tom walked to school on route A i.e. 4.50 kilometer
And, Jane walked to school on route B i..e 8 kilometers & 450 meters i.e. 8.45 kilometers
So, the more km that jane would take to reach to school as compared with Tom is
= 8.45 km - 4.50 km
= 3.95 km
5 is the answer 5 times 4 is 20