Which string instrument is usually not found in an orchestra?

Arestaurant with food revenue of $500,000 and a cost of food of $100,000 has a food cost ratio of 0.2. true false

Which would you practice to exercise all four of your left-hand fingers? a minor chord c major chord chromatic scale e minor pentatonic scale

Sorry about the calculator and me asap me asap because for real like some no one answers question one for me so that's why i'm posting them over to that way someone can at least answer number two or one for me if you do you so much if you do it would be a complete big blessing to me