Respuesta :
72 gallons
Using the standard for 8 minutes uses 8 × 12 = 96 gallons
Using the new head uses 3 × 8 = 24 gallons
saving = 96 - 24 = 72 gallons
72 gallons
Using the standard for 8 minutes uses 8 × 12 = 96 gallons
Using the new head uses 3 × 8 = 24 gallons
saving = 96 - 24 = 72 gallons