Test Completion 45 of 45
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6
The border between states X and Y is in the middle of a river. A ferry company uses the
border line as 0. The direction from the border to state X is positive; the direction
toward state Y is negative. Moments ago the ferry was at position (-50). Now it is at
position (-40). Which picture shows the ferry's current position and direction?
State
X
State
Y
Ferry
State
Y
State
х
O A.
State