Question
13. A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?:
a. 14.7 mph
b. 19.6 mph
c. 24.8 mph
d. 29.3 mph
a. 14.7 mph
b. 19.6 mph
c. 24.8 mph
d. 29.3 mph
Answers
Reiny
See if you can explain my equation to yourself
3.5(x-8) = 2(x+8) then solve it, I got d)
3.5(x-8) = 2(x+8) then solve it, I got d)