Es On any given day, the probability that Fred will buy go on a run is. and the probability
that Maurice will go on a rlon is.7. If the probability that both boys will go on a run is.5,
what is the probability that Fred or Maurice will go on a run?
5
abus

30 a town is built on the banks of a small lake on the edge of a desert. after some time, the townspeople discover that water from the lake has become too polluted to use. describe one way that the lake may have been contaminated by the actions of the townspeople, and explain how the townspeople can remediate this problem.