7. John bought 6 3/5 pounds of Tea for $10 a pound and 10.30 pounds of sugar at $0.75 per pound. If John used a hundred-dollar bill, how much change did he get?
i just want to know how much is for the sugar

If you were constructing a triangular frame, and you had wood in the length of 4inches, 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