Răspuns :
4 scaune..........5 mese..........165kg
4 scaune..........6 mese..........190kg
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// 1 masa=25kg
4 scaune+5x25=165
4 scaune+125=165
4 scaune=40
1 scaun=10kg
4x10+5x25=40+125=165
4 scaune..........6 mese..........190kg
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// 1 masa=25kg
4 scaune+5x25=165
4 scaune+125=165
4 scaune=40
1 scaun=10kg
4x10+5x25=40+125=165