Acup contains 6 ounces of milk. 2 ounces of chocolate syrup are added to the cup and thoroughly mixed. then 2 ounces of that mixture are poured out. how many ounces of chocolate syrup are in the remaining mixture?

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.