Since you filled up the tank before you left and again at the end, the total amount of gasused during the trip was the 8.36 gallons. calculate the miles per gallon for your car. round to the nearest tenth.

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.