You have 2.5 pounds of egg whites. You need 34 oz. to make one serving of consommé. How many servings can you make?

Can someone me with these two circle theorem questions asap?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

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.