Respuesta :

50*(1gallon+2 quarts+1pint)=
=50*(1gallon+2 quarts*1gallon/4quart+1pint*1gallon/8 pints)=
=50*(1gallon+1/2gallon+1gallon/8 gallon)=
=50 gallons+25 gallons +6gallons+1/4gallons=71 gallon 1quart