Answer:
0.1 gallons per second or 6 gallons per minute
Explanation:
Unit rate =measurement/time
Measurement=
42
gallons
Time=
7
42/7=6
Or if you want in seconds, change the mins to seconds. There are 60 seconds in a minute
7
Ă—
60
=
420
seconds
Unit rate =
42
420
=
0.1
gallons per second