Answer:
Step-by-step explanation:
You can multiply on the upper and bottom part by the same number without changing the fraction so
The level of the sea's surface, used in reckoning the height of things such as hills and as a barometric standard.
If you are looking for the exact height of the sea just google it it's different all over the world.
Hope that's what you're looking for.
Answer: WELL WE GO BY 150 METERS AND THAT ADDS TO TIME BUT BUT GOING TWICE YOU GET 150 METER IN ALL
Step-by-step explanation: