I am so confused on this and it’s only the first question

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

We must first determine the shape of a rectangular prisms _ a0 to find area of the prism

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x