A large ice floe is floating towards a polar bear 7 miles away at a speed of 1 mile per hour. At the same time, the polar bear is swimming towards the ice floe at 4 miles per hour. How long will it be before the polar bear reaches the ice floe?

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x