How much does it cost to feed a trout?

I'm trying to get a quote for a one day cook out at a city park for 30-50 people. I neesd to know what is the amount for liabilty ins. ? How do you safely uncock a crossbow? What do you catch wild brown trout with? Ironing out wrinkles on a polyester flag? Did Tim Cowen climb Mt Everest? List something you could wear that would make it easier for you to be seen by others? What is kalumbiga? Worlds fastest flowing river? Who makes Yaktrax? What is one way Bedouins made a living? Are there national parks in the rockey mountains? If you walk 1.0 mile in a pool how many miles do you walk on land? How long did it take Isambard to make gwr? How many tastebuds does a catfish have? Should the right or left exterior double door open as the active door? Use the word canyon in a sentence? Is porch a collective noun? What is another sentence for 'there was wind and rain for three straight days in your small town'? What are the 9 factors affecting participation in sports? What are fun things to do in Playa Del Carmen?