The ratio of cups of orange juice concentrate to water in a punch recipe is 4 : 10. If Bill used 5 cups of water, how many cups of orange juice concentrate did he use?

With #! i’ve tried to figure it out but i can’t.

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

Factor the monomial completely 42a3b3