#7

7. A position vs. time graph of a frog swimming across a pond has two distinct straightline sections. The slope of the first section is 1 111/3. The slope of the second section is O 111/3. If each section lasts 1 second, then what is the frog 's total average velocity? a. 0111/3 b. 2111/3 c. 0.5111/3 d. 1 111/3