A firm want to strenghthen its financial position what action would increase it's quick ratio?

Think about your quick ratio equation. What are the components of that equation? What could you change in that equation to make the answer bigger? Take a sample one and change something and see what results.

As soon as you know that, think about what things the company could do to make those changes happen.

At least try to think through this. We are not here to just answer your homework for you, so see what you can do with that first.