Lena drove to the mountains last weekend. there was heavy traffic on the way there, and the trip took 7 hours. when lena drove home, there was no traffic and the trip only took 5 hours. if her average rate was 18 miles per hour faster on the trip home, how far away does lena live from the mountains? do not do any rounding.

Which of the following statements is true? a)free trade causes contraction of the export-oriented sector. b)free trade causes contraction in the import-competing sector. c)free trade restricts consumption choices of the domestic consumers. d)all the domestic producers benefit when a country engages in free trade.

What are charasteristics of lisosphere

Apopulation is a group of individuals of a single species existing together in an area. a population’s range, the area it occupies, changes over time. populations, in turn, may form a network, or metapopulation, connected by individuals that move from one group to another. within a population, the distribution of individuals can be random, uniform, or clumped, and the distribution is determined in part by the availability of resources. how might the geographic range of a species change if populations could not exchange individuals with each other? how would your answer depend on what type of metapopulation existed?