a driver sets out on a journey. for the first half of the distance she drives at the leisurely pace of 20 mi/h; she drives the second half at 60 mi/h. what is her average speed on this trip?

True or falseaccording to the fifth amendment people cannot be tried for the same exact crime more than once

When was napoleon banopart born?

How are 3-d printers useful in studying evolution? a. to color the fossils of organisms b. to create clones of extinct organisms c. to create replicas of fossils d. to prepare paper cutouts of organisms e. to study the composition of fossils