Answer these distance problems
1. vera travel to boston by car. going there took her 4 hours and her return trip lasted 3 hours. she averaged a speed of 56 mph while returning. find her average speed on the way to boston.
2. sal left the city traveling at 54 mph, wow, at the same time, mel left the city going in the opposite direction at a speed of 62 mph while returning. find the time sal traveled before the two were 174 miles apart.
3. how long will it take a train traveling at an average speed of 54 miles per hour to travel 297 miles?
4. how far will they train travel in one hour and 30 minutes hours if it is moving at an average speed of 48 mph?
5. a flock of migratory birds can fly 77 miles in 3 1/2 hours. how fast do they fly?