PLEASE I NEED HELP ASAP Four runners are training for long races. Noah ran 8.365 miles, Andre ran 2.45 miles, Jada ran 8.5 miles, and Diego ran 5 miles. What is the total running distance of the four runners?

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

Could someone with number 1 and 2

If a || b and e || f , what if the value of y ?