Joseph is driving at an average of 50 miles per hour on a 330-mile road trip. On the way back, Joseph was about to average 60 miles per hour. How much faster was the trip back home

1 second faster was the trip back home .

Step-by-step explanation:

Here we have , Joseph is driving at an average of 50 miles per hour on a 330-mile road trip. On the way back, Joseph was about to average 60 miles per hour.  We need to find  How much faster was the trip back home . Let's find out:

Joseph is driving at an average of 50 miles per hour on a 330-mile road trip.

We know that ,

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On the way back, Joseph was about to average 60 miles per hour.  

We know that ,

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So, Time difference in both trips is .

Therefore, 1 second faster was the trip back home .

The first digit is in the middle school 100s place

The answer to your question is b