Yoko wants to make 18 small identical circles and 20 large identical circles using wire. She has made 8 small circles and 7 large ones using 648 cm of wire. The length of wire she used for 2 large circles is the same as that for 8 small circles.
- How many large circles can be made with the same length of wire used to make 8 small circles?
- What is the length of wire she needs to make the remaining circles? Express your answer in cm.