Identify mixture with cube's density and identify the cube's density?

Suspension method Methanol volume (m) 2 Ethylene Glycol volume (mL) Cube's behavior Mixture 1 1 sinks 2 2 N suspended V Mixture 2 Mixture 3 Mixture 4 N 3 floats N 4 floats Identify mixture with cube's density Cube density (g/mL)