I need help ASAP !! Please help

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.