Abigail, Alexander, and Christopher had a challenge to see who could bike the farthest in one day. Abigail
biked 9 miles, Alexander biked 4 times as many miles as Christopher and Christopher biked 3 times as many
miles as Abigail. How many miles did Alexander bike?
If Abigail biked 9 miles and and Christopher biked 3 times as many as she did then he biked 27 miles. If Alexander biked 4 times as many miles then Christopher then Alexander biked 108 miles.
