IKMC 2027 - Grades 1-2 - Self-study SET 15 - Thematic Batch 3 Question 13

Ann, Bin and Joly have 30 sweets altogether. Ann has fewer than Bin, and Bin has fewer than Joly. If Joly gives Ann 2 sweets, Joly has fewer than Bin and Bin has fewer than Ann. How many sweets does Bin have?