Posted by
**tom** on
.

A car travels along a straight stretch of road.

It proceeds for 15 mi at 55 mi/h, then 29 mi

at 43 mi/h, and ﬁnally 37.9 mi at 33.7 mi/h.

What is the carâ€™s average velocity during

the entire trip?

Answer in units of mi/h