Home > AC > Chapter 4 > Lesson 4.2.1 > Problem4-71

4-71.

To ride to school, Elaine takes $15$ minutes to ride $8$ blocks. Assuming she rides at a constant speed, how long should it take her to go $20$ blocks? Justify your answer.

Find the time it takes Elaine to go $1$ block, then try finding the time for $20$ blocks.

$37.5$ minutes to go $20$ blocks.