How do you convert 1 1/4 gallons to liters?

##5.68## or ## 5 17/25## liters

1 imperial gallon## = 4.5461## liters

##1/4 gallon = 4.5461/4## liters

##1/4 gallon =1.136525## liters

##1 1/4## gallon = 4.5461+1.136525=5.68265 liters

##1 1/4## gallon ##=5.68## liters

or

##5 cancel68^17/cancel100^25= 5 17/25## liters