 
<translate> Julia tana tara tsofaffin agogo. Tana da agogo na azurfa 20, da kuma tagulla sau uku. Ta yanke shawarar siyan agogon zinare don ƙarawa zuwa tarin ta, lambar da ke wakiltar kashi 10% na duk agogon da take da shi. Yaya yawan agogo da Julia ke da shi bayan wannan sayen? Wani tunani? Dalili na mataki zuwa mataki: <eng> Julia collects old watches. She owns 20 silver watches, and three times as many bronze watches. She decided to buy gold watches to add to her collection, a number that represents 10% of all the watches she owns. How many watches does Julia own after this purchase?
Thoughts? Step-by-step reasoning: 