A10-speed bicycle tire has a diameter of 27 in. in he highest gear the tire rotates 3.4 times with each pedal turn. about how far does the bike travel in this gear with each pedal turns

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

What is the slope of the line shown below?

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?