In what ratio must a grocer mix two varieties of tea worth ₹60/kg and ₹65/kg, respectively, so that by selling the mixture at ₹68.20/kg he may gain 10%?

• (अ)1. 4 : 5
• (ब)2. 3 : 2✓ योग्य उत्तर
• (क)3. 3 : 4
• (ड)4. 3 : 5