Smith likes cashews better than almonds and likes almonds better than walnuts. He likes pecans equally well

Question:

Smith likes cashews better than almonds and likes almonds better than walnuts. He likes pecans equally well as macadamia nuts and prefers macadamia nuts to almonds. Assuming his preferences are transitive, which does he prefer:
a. Pecans or walnuts?
b. Macadamia nuts or cashews?