Roman the Tavernmaster has $20 worth of gold coins. He sells 3 gold coins to Dorothy. After she pays him, he has $12. How many gold coins does Roman have left?
Роман, маъмури таверна, $20 арзиши зарфҳои тиллоӣ дорад. Вай 3 зарфи тиллоиро ба Дороти мефурӯшад. Пас аз он ки вай ба ӯ пардохт мекунад, ӯ $12 дорад. Роман чанд зарфи тиллоӣ боқӣ мондааст?
How much did Dorothy pay for each gold coin? ** Dorothy paid $12 for 3 gold coins so each gold coin is worth $12/3 = $<<12/3=4>>4
How many gold coins did Roman originally have? ** The Tavern master originally had $20 worth of gold coins which is $20/$4 = <<20/4=5>>5 gold coins
How many gold coins does Roman have left? ** He gave 3 out of 5 gold coins to Dorothy so he now has 5-3 = <<5-3=2>>2 gold coins left
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How much did Dorothy pay for each gold coin? ** Дороти барои 3 тангаи тиллоӣ 12 доллар пардохт кард, пас ҳар тангаи тиллоӣ арзиши 12/3 = $<<12/3=4>>4 дорад.  
How many gold coins did Roman originally have? ** Моҳияти таверна дар аввал 20 доллар арзиши тангаҳои тиллоӣ дошт, ки ин 20/4 = <<20/4=5>>5 тангаи тиллоӣ мебошад.  
How many gold coins does Roman have left? ** Вай 3 тангаи тиллоиро аз 5 танга ба Дороти дод, пас акнун 5-3 = <<5-3=2>>2 тангаи тиллоӣ боқӣ мондааст.  
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