5:20

Extracted text: 5:20 < вack="" review="" a="" bag="" contains="" 8="" red="" ,="" 10="" white="" and="" 12="" blue="" balls.="" find="" the="" probability="" of="" selecting:="" i.="" two="" balls="" of="" same="" color="" а.="" 8c2×="" 10c2×="" 12c'2="" 30c6="" в.="" 8c2="" 10c2="" 12c2="" 30c2="" 30c2="" 30c2="" c.="" 8c2="" x="" 10c2="" ×="" 12c'2="" 30c2="" d.="" 8c2+10c2+12c2="" 30c6="" a="" d="" none="" of="" these="" the="" correct="" answer="" is:="" b="" 31="">