Question 18
Four friends, Tùng, Cúc, Trúc and Mai, sit on a bench. First Tùng swaps places with Trúc. Then Trúc swaps places with Mai. Finally their left-to-right order is Tùng, Cúc, Trúc, Mai. What was their original left-to-right order?


IKMC · IKMC 2027 - Grades 1-2 - Self-study SET 22 - Thematic Batch 3
