CGI Company Numerical Ability LCM and HCF

4 people A , B, C, D are practicing target shooting at 60 glass bottles kept in a row on a table. Whenever a bullet hits a bottle, it is shattered to bit, and does not remain standing any longer. A person is awarded 1 point for every bottle he hits , and 0 points for every missed shots. Assume that all person fire simultaneously , and that no two hit the same bottle at the same time. What should their individual total scores be, after all bottle have been hit, such that the product of their score be maximum ?

1. 16.14.20.10
2. 12,15,16,17
3. 20,21,10,9
4. None of these

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