Answer:
Airplane W by 100 miles
Explanation:
Airplane Z
y = 450x
Distance travelled after 2 hours
y = 450(2)
y = 900 miles
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Airplane W
Distance travelled after 2 hours
Reading from the graph
1000 miles
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after 2 hours which airplane had traveled the farther
Airplane W
and by how much
1000 - 900 = 100