Yoko wants to make 13 small identical triangles and 21 large identical triangles using wire. She has made 10 small triangles and 5 large ones using 1820 cm of wire. The length of wire she used for 8 large triangles is the same as that for 10 small triangles.
- How many large triangles can be made with the same length of wire used to make 10 small triangles?
- What is the length of wire she needs to make the remaining triangles? Express your answer in cm.