Mixture word problems? a sugar solution was made by mixing 7 ml of a 50% sugar solution and 3 ml of a 80% sugar solution. find the concentration of the new mixture.

What percent of the circle below is shaded?

Plzz ! if you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking/show your work:

Select the term that describes the linear portion in this quadratic equation 7x^2-12x+16=0 a) -12x b) 7x^2 c) 16