It took a crew 1 h 40 min to row 8 km upstream and back again. If the rate of flow of the stream was 9 km/h, what was the rowing speed of the crew in still water?

answer: 4 meters

step-by-step explanation: to you understand 2/3 better you can do 1 divided by 3 = . then multiply that by the 2 which is .66666666666666667 then you would do 6 x .66666666666666667 which is 4.      

hope this .

the answer is  

c.

14,469 cubic feet

i know this one is right

the answer is b.

surface area: 169π

volume: 366π

i got it down.

the answer is 25 because they're both the same