At a farmer’s market, two vendors sell fresh milk. One vendor sells 2 liters for $3.80, and another vendor sells 1.5 liters for $2.70. Which is the better deal? 1. 1.5 liters at $2.70 is a better deal because the unit rate is 56 cents.

2. 2 liters for $3.80 because the unit rate is 53 cents.

2 liters for $3.80 because the unit rate is $1.90

3. 1.5 liters at $2.70 is a better deal because the unit rate is $1.80.