Answer:
3hours and 30 minutes moving and 2 and a half hours stationary
Step-by-step explanation:
1 hour + 30 minutes + 1 hour + 30 minutes + 30 minutes for moving
1 hour + 1 hour + 30 minutes for stationary.
The answer to your question is C)26
55 kilograms of aluminum and 345 kilograms of the other metals