if you know the one and only critical path of this project is A=C=E, what are the mean and standard deviation of the project completion time?

It says factor each expression 49x-28?

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

Write and solve a real word problem that involves determining distance on a coordinate plane