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Thus What I see now is that 3 divides 36 (36 = 3 × 12) and 3 divides 15 (15 = 3 × 5) and thus But this is onesixth of 12 divided by 5 and hence Finally both 6 and 12 are divisible by 6 and thus Now try your problem and write back if you need more help. Penny  


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