How do I figure this out?

3. These triangles are scaled copies of each other. F B G H 10 2 5 4 2 10 8 6 For each pair of triangles listed, the area of the second triangle is how many times larger than the area of the first? a. Triangle G and Triangle F b. Triangle G and Triangle B C. Triangle B and Triangle F d. Triangle F and Triangle H e. Triangle G and Triangle H f. Triangle H and Triangle B