want to solve for the monthly exchange rate when I own two averages

Question

I am trying to solve for X

If the Avg exchange rate is 1.328804 for Jan

The Avg exchange rate for Feb 1.322186

What is the rate for Feb.

 

the calculator will not let me use division.

Answer 1

I have some questions:

1. Are you saying that the average exchange rate for both January and February is 1.322186%?

2. Do I get to assume 28 days for February?