Are 1960 Topps Football cards more rare than 1960 Topps Baseball cards
It takes a motor boat 3 hours to make a downstream trip with a current of 7 miles per hour the return trip against the same current took 5 hours find the speed of the boat in still water
A train left Shawnee traveling due west at 90 miles per hour A car left Shawnee at the same time traveling due east at 60 miles per hour How much time will pass before the train and car are 405 mile
A plane traveling at a constant speed is able to travel 750 miles in 5 hours How fast is the plane flying