Answer: 4.55 inches of rain
Step-by-step explanation: Is this a trick question? It's a lot easier than it looks...but i'll give you a step by step explanation.
So, we know is 4.5 hours it collect 2.8 inches of rain, must have been a rainy day.
The next day the gauge collect 1.75 inches of rain, it must have sprinkled a little.
2.8 + 1.75 = 4.55
Therefore, the guage collected 4.55 inches of rain in total.
I hope this helps!