Theo has one sphere with radius 5; Akshaj has two spheres with radius 2.  What is the ratio of the surface area of Theo's sphere to the total surface area of Akshaj's spheres?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Theo has one sphere with radius 5; Akshaj has two spheres with radius 2.  What is the ratio of the surface area of Theo's sphere to the total surface area of Akshaj's spheres?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\frac{25}{8}
Theo has one sphere with radius 5; Akshaj has two spheres with radius 2.  What is the ratio of the surface area of Theo's sphere to the total surface area of Akshaj's spheres?
train