Three ice cubes (55 g each) at 0.00 C are dropped into 2.00 cups of tea. The tea was at a room temperature (25 C) before the ice was added.

Three ice cubes (55 g each) at 0.00 C are dropped into 2.00 cups of tea. The tea was at a room temperature (25 C) before the ice was added. After the ice and tea have been mixed and thermal equilibrium has established the temperature of the tea was 0.0 C. How much ice remains floating in the tea?