Mr freeman asked his students what fraction of an hour they spend talking on their cell phones each night. use the data shown below to create a line plot below.
1/2,1/4,1/2,1/4,3/4,1/4,1/2,3/4

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)