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To travel Erie Canal, a boat must go through locks that raise or lower the boat. Traveling East a boat would have to be lowered 12' at Amsterdam, 11' at Trives Hill, and 8' at Randall. By how much does the elevation of the boat change between Amsterdam and Randall?

Respuesta :

prozehus

Answer:

Boat level variation = 23'

Step-by-step explanation:

The graph shows that the variation between Amsterdam and Randall is referred to the Randall level

Ver imagen prozehus

Answer:

4

Step-by-step explanation:

You start at 12. Then go down 1 foot to 11.  Then down another 3 feet to 8.  Which would be 4 feet difference.