Answer:
The spring will stretch to 9.5 inches.
Explanation:
The distance a spring will stretch varies directly with how much weight is attached to the spring.
A spring stretches 11 inches with 75 pounds.
Let it stretches to 'x' inches with 65 pounds weight.
We can solve this as :


x=9.5
Therefore, the spring will stretch to 9.5 inches.