A local volleyball game had 150 people in attendance. Every 5th person was given a survey, completed and returned it. If question #2 had 12 positive responses, what was the frequency of negative responses? file answer=report

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

Standard deviation of 19,29,21,22,23

Iwill give you ! what is the measure of ∠v ?