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1) 12, 24, 36, 48, 60, 72
2) 18, 36, 54, 72, 90, 108
3) 40, 80, 120, 160, 200, 240
4) 16, 32, 48, 64, 80, 96
5) 100, 200, 300, 400, 500, 600
6) 25, 50, 75, 100, 125, 150
7) 50, 100, 150, 200, 250, 300
8) 63, 126, 189, 252, 315, 378
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12.2m answers