what is the greatest common factor of the positive integer J and K .
1)k= j+1.
2)jk is divisible by 5.
1)k= j+1.
2)jk is divisible by 5.
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Md.Nazrul Islam
- Senior | Next Rank: 100 Posts
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S1) j and k are consecutive integers, and consecutive integers share no factors except for 1. Sufficient.
S2) This leaves many possibilities. If jk=20, j=10 and k=2, the greatest common factor is 2. If jk=20, j=4 and k=5, the greatest common factor is 1. Insufficient.
