3. Joe got 15 out of 25 questions on his test correct. a. What is his score as a percent? b. How many questions would he need to get correct to get an 80%?

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