PC$.71$ A local fertilizer plant has a design capacity of $305$ tons per week with an effective capacity of $245$ tons per week. It regularly produces $195$ per week.

What is the plant's efficiency rate?

Write your answer as a percentage.

Display your answer to two decimal places.

$\%$

What is the plant's utilization rate?

Write your answer as a percentage.

Display your answer to two decimal places.