An Ant Crawls in a Straight Line at a Constant

Multiple Choice

An ant crawls in a straight line at a constant speed of 0.24 m/s for a distance of 3.0 m, beginning in the corner of a square classroom. It then turns exactly 90 degrees to the right, and proceeds an additional 4.0 m, reaching the far corner of the same wall from which it began. If the second leg of the journey was crawled in half the amount of time as the first, what was the ant's average speed for the whole trip?

A) 0.80 m/s
B) 0.27 m/s
C) 0.37 m/s
D) 0.44 m/s