2
1/2 an inch an hour
Nothin
It is 92.5 per unit.
1/3
The rate of rainfall for 3 inches of rain in 6 hours would be 0.5 inches per hour.
4
2
1/2 an inch an hour
1 inch in 2 hours
18 divided by 6 = 3
Nothin
It is 92.5 per unit.
1/3
Your question hasn't not sufficient details for an answer.
40
48 for 8 hours as a unit rate is 6 per hour.