2023 AMC 8 Problem 11

NASA’s Perseverance Rover was launched on July 30, 2020. After traveling 292{,}526{,}838 miles, it landed on Mars in Jezero Crater about 6.5 months later. Which of the following is closest to the Rover’s average interplanetary speed in miles per hour?

\textbf{(A)} 6{,}000 \qquad \textbf{(B)} 12{,}000 \qquad \textbf{(C)} 60{,}000 \qquad \textbf{(D)} 120{,}000 \qquad \textbf{(E)} 600{,}000

Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.