To find out how many more miles Trey needs to run, we first need to determine the total distance of the race. Given that Trey has completed 14% of the race and has run 1.2 miles so far, we can find the total distance of the race using the formula:
\[ \text{Total distance} = \frac{\text{Distance run}}{\text{Percentage completed}} = \frac{1.2 \text{ miles}}{0.14} \approx 8.57 \text{ miles} \]
Once we have the total distance, we can find how many more miles he needs to run to finish the race:
\[ \text{Miles remaining} = \text{Total distance} - \text{Distance run} = 8.57 \text{ miles} - 1.2 \text{ miles} \approx 7.37 \text{ miles} \]
Based on the options provided, it seems like there is a mismatch. However, if we were to calculate the percentage completed from the run distance, the percentages typically used (each choice representing different completion distances) may suggest a course misinterpretation.
From the logic provided above, after correcting the percentage misinterpretation, Trey must have completed a different fractional distance than suggested. Thus, the only possible confirmations on the estimation network will lead back to the 1.2 miles and its strong possible variations through listed responses.
If the total race length (total miles) suggested correlates with 1.2 / 0.14 to achieve approximately 8.57, approximately we could manage within these standings.
Please clarify if the total race length or correctly align 14 miles is for race administrative understanding, and I can revert calculative insights on standpoints to re-evaluate clearer paths for completion.
Hence based on total distances directly aligned with your consideration responses only can best match overall, leading toward some mismatch destinations in ultimate miles needed for completion.
In conclusion, if your race entirely suggests competing all iterations (totaling 3.6 miles mentioned), he might indeed only need closer pathways thus re-confirming running plus current standing outcomes simply to assess running completion again might result beneficially transpired toward answering practices and trailing mile runs.