Meredith's recipe for 2 1/2 dozen cupcakes calls for 3 cups of flour. she only has 1 cup of flour and needs to feed 12 people. can she feed these people with the flour she had?

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.