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gmattester
- Master | Next Rank: 500 Posts
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If car X followed car Y across a certain bridge that is 1/2 mile long, how many seconds did it take car X to travel across the bridge?
(1) Car X drove onto the bridge exactly 3 seconds after car Y drove off the bridge
(2) Car Y traveled across the bridge at a constant speed of 30 miles per hour.
(1) Car X drove onto the bridge exactly 3 seconds after car Y drove off the bridge
(2) Car Y traveled across the bridge at a constant speed of 30 miles per hour.
