A restaurant is having a two-day competition to see which server can sell the most appetizers. On the first day, Jennifer sold 10% more appetizers than Heidi. On the second day, Jennifer sold 6 appetizers, but Heidi was unable to sell any. Jennifer sold 40% more appetizers than Heidi after two days. How many appetizers did Heidi sell?

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