Yoko wants to make 17 small identical diamonds and 20 large identical diamonds using wire. She has made 9 small diamonds and 7 large ones using 690 cm of wire. The length of wire she used for 2 large diamonds is the same as that for 6 small diamonds.
- How many large diamonds can be made with the same length of wire used to make 9 small diamonds?
- What is the length of wire she needs to make the remaining diamonds? Express your answer in cm.