Chapter 7 - Measurement - 7.3 The Metric System - Capacity and Weight (Mass) - 7.3 Exercises - Page 503: 54

13.7 L

13,700 ml to L Unit for the answer (L) is in numerator; unit being changed (ml) is in denominator so it will divide out. The unit fraction is $\frac{1 L}{1000 ml}$. Multiply 13,700 ml times to the unit fraction 13,700 ml * $\frac{1 L}{1000 ml}$ = 13.7 L