In a supply chain, the supplier produces

components, which takes 6 weeks. Then, the components are stored in a

warehouse. When a customer orders a product, the producer takes the component

from the warehouse and manufactures the final product, which takes 3 weeks in

total. Then, the final product is delivered to the customer, which takes 2

weeks.

Determine the lead time of the supply chain (in weeks).

(Please enter only the final number. Do not include a unit or other text in your response. Use US decimal points (##.00), not commas!)