Answer:
Step-by-step explanation:
Slope is 0
Answer:
The subway train can stop for a maximum of 2.5 minutes on each stop.
Step-by-step explanation:
Hmmmmmmmmmmmmmmmmmmmmmmmmmm
Well 500 mm = 50 cm so if you add both segments together you will get a 50+30=80cm segment
The second one is correct