21 Ms. Lewis plans to drive 900 miles to her vacation
destination, driving an average of 50 miles per hour.
How many miles per hour faster must she average,
while driving, to reduce her total driving time by
3 hours?
A. 5
B. 8.
10
D. 15
E. 18

Answerthe global climate during the paleogene departed from the hot and humid conditions of the late mesozoic era and began a cooling and drying trend which dispite having been periodically disrupted by warm periods such as the paleocene-eocene thermal maximum, persists today;