Respuesta :

3.79 liters are equivalent to 1 gallon
13 liters would be equivalent to;
[tex] \frac{13*1}{3.79} [/tex]
= 3.4 gallons 
13 liters is approximately 3.4 gallons. 

I multiplied 13 by .264 and then converted the numbers online to see if it was correct.