Question

David and Ted are walking a trail. Ted walks 3.1 kilometers farther than David.

Answer 1

The answer is
A. 2.3
B. 8

Answer 2

Part A

5.4-3.1=2.3 - time David

Part B

4,9+3.1=8 - time Ted

Part C

So answers:

1. 2.3

2. 8

You're welcome amigo