SOLUTION: If a plane and its <i>(no apostrophe for its: his, hers, its)</i> crew traveled 700km in 3 hours, how long would it take them to travel 2100km?

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Question 916034: If a plane and its (no apostrophe for its: his, hers, its) crew traveled 700km in 3 hours, how long would it take them to travel 2100km?
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
2100 is 3x as many as 700, so it would take them 3x as long
3 hours * 3 = 9 hours