ajutooorrr dau coroana
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[tex]a |........|.........| - 75 \: lei[/tex]
[tex]b |.......| 641 \: \: lei[/tex]
[tex]641 - 75 = 566 \: \: [/tex]
[tex]566 \div 2 = 283 \: \: costa \: \: \: a \: 2 \: \: tableta[/tex]
[tex]283 \times 3 + 75 = > \\ 849 + 75 = > \\ 924 \\ \: \: prima \: \: tableta[/tex]