Respuesta :
Answer:
9
Step-by-step explanation:
81 gallons per 9 minutes
This can be thought of as a fraction:
[tex]\frac{81gallons}{9 minutes}[/tex]
divide the top and bottom of the fraction by 9 to make the bottom 1
[tex]\frac{9 gallons}{1 minute}[/tex]
remove the gallons per minute to a separate fraction
9 [tex]\frac{gallons}{minute}[/tex]
Answer:
It takes 9min
Step-by-step explanation:
9min:8g
÷9 ÷9
1min:9g
The swimming pool fills at 9 gallons per minute.