Answer:
Equation is f(s) = 

Explanation:
∵ 10 inches of snow is equivalent to 1 inch of rain.
∴ 1 inch of snow will be equivalent to 
 inch of rain.
 inch of rain.
∴ s inches of snow will be equivalent to 
 inch of rain.
 inch of rain.
We can rewrite this expression in the form of a function as 
f(s) = 
 .
.
Answer is f(s) = 
 .
.