Question

Describe the meaning of the rate.

6 days each month

A.
Something happens 6 days per month.

B.
Each month is 6 days long.

C.
Each day is one month long.

D.
A day happens six times each month.

Answer 1

Meaning of the rate: 6 days each month.
The answer is A. Something happens 6 days per month.
This means that in every month, there are available 6 days that let you do something.
Example in the GYm, you have 6 days per month free gym usage.