Answer:
[tex]Rate = \$0.05[/tex]
Step-by-step explanation:
Given
[tex]Base\ Amount = \$0.50[/tex]
[tex]Additional = \$0.05[/tex]
Required
Determine the rate of change.
From the given parameters, we understand that the on a daily basis, there's a charge of $0.05.
This charge represent the rates at which the fee changes on a daily basis.
Hence:
[tex]Rate = \$0.05[/tex]