Usable had 5 1\5 cups of flour. if she used 3 1/2 cups baking, how much flour does she have left?

What is the measure of the smallest angle in the diagram? 15 29 32 45

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

What is the solution to the equation below? 3/x-2+6=square root x-2 +8