5 rounds for time: Row X distance in as few pulls as possible, perform X jump rope rep for each pull taken.
RX: Row 500/350 in as few pulls as possible. After each row, perform 2 DUs for each pull taken.
Intermediate: Row 500/350 in as few pulls as possible. After each row, perform 1 DU for each pull taken.
Beginner: 3 rounds for time. Row 500/350 in a few pulls as possible. After each row, perform 1 single under for each pull taken.