600 people attended a concert 20% are men 35%are women and the rest are children. Find the number of men, women and children

Men: 20% of 600 = 0.20 x 600 = 120

Women: 35% of 600 = 0.35 x 600 = 210
Children: 600 - 120 - 210 = 270

Therefore, there are 120 men, 210 women, and 270 children.