You're trying to isolate limonene, an oil found in grapefruits which can be used to make medications. You will use TLC to determine if the compound you obtain is limonene.

To carry out the TLC, you will need to create a 2:3 hexanes:ethyl acetate eluting solvent. If you want a final volume of 10 mL of solvent, what volumes of hexanes and ethyl acetate would you need to add?