Tenzin blends two teas, one at ₹180 per kg and the other at ₹240 per kg, in the ratio $2 : 1$. What is the cost of the blend per kg?

Explanation

1. 01

   Cost of 3 kg = $2 \times 180 + 1 \times 240 = 600$ rupees.

2. 02

   Cost per kg = $\frac{600}{3} = 200$ rupees.