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## Homework Statement

An aluminum cylinder is suspended in an unknown fluid by a spring scale. Outside the fluid, the object weighs 20N. In the fluid, the scale reads 10N. What is the buoyant force on the cylinder?

## Homework Equations

Fb= pVg, p= density of fluid, V= displaced volume, g= 9.8 m/s

## The Attempt at a Solution

I do not know where to start and any help will be much appreciated! Just need to be pointed in the right direction :)