6, 9, 15, 21, 24, 28, 30 ক 28 খ 21 গ 24 ঘ 30 6, 9, 15, 21, 24, 28, 30 সঠিক উত্তর 28 Each of the numbers except 28, is a multiple of 3. Bissoy MCQ Team Dec 01, 2024 Arithmetic Ability Odd Man Out And Series