SOLUTION: A boat travels upstream for 35 miles and then returns to its starting point. If the round trip took 4.8 hours and the boat's still water speed is 15 mph, what is the speed of the c

Algebra ->  Length-and-distance -> SOLUTION: A boat travels upstream for 35 miles and then returns to its starting point. If the round trip took 4.8 hours and the boat's still water speed is 15 mph, what is the speed of the c      Log On


   



Question 883584: A boat travels upstream for 35 miles and then returns to its starting point. If the round trip took 4.8 hours and the boat's still water speed is 15 mph, what is the speed of the current?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
RT=D rate time distance.

___________________speed________time________distance
UP_________________15-c_________(___)_______35
DOWN_______________15+c_________(___)_______35
TOTAL___________________________4.8


How is that for you now? Still difficult or not?