fran swims at a speed of 2.6mph in stillwater the river flows at a speed of 0.4mph how long will it take her to swim 4.4mi upstr

Question

Y_Kistochka [10]

3 years ago

11

fran swims at a speed of 2.6mph in stillwater the river flows at a speed of 0.4mph how long will it take her to swim 4.4mi upstr

eam______ and 4.4mi downstream_______. PLEASE HELP!!

Mathematics

1 answer:

yawa3891 [41] · Answer 1 · 2021-12-26T14:39:34+03:00

yawa3891 [41]3 years ago

3 0

Her speed will be affected by the speed of the river therefore her speed upstream will be 2.6-0.4 mph and her speed downstream will be 2.6+0.4mph
Therefore upstream it will take 4.4/2.2=2 hours
And downstream it will take 4.4/3=1.47 hours (3sf)