hcf of 12 and 33, hcf of 15 and 33, gcf of 12 and 33, hcf of 12 and 32, hcf of 12 and 34, hcf of 12 and 35, hcf of 12 and 30, hcf of 12 and 36, hcf of 12 and 36 and 48, hcf of 12 and 13, hcf of 12 and 28, hcf of 12 and 288, hcf of 27 33 and 12
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