Answer: 5 gallons
Step-by-step explanation:
200 divided by 30 = 6.6 gallons
200 - 50 = 150 miles left to their destination
They would need 5 more gallons of gas for the remainder of their trip.
***If you found my answer helpful, please give me the brainliest, please give a nice rating, and the thanks ( heart icon :) ***
The greatest possible error (GPE) of 500 inches cubed is 0.5 inches, it's not the percentage yet, I hope this helps.