Problem:
NASA's Perseverance Rover was launched on July . After traveling miles, it landed on Mars in Jezero Crater about months later. Which of the following is closest to the Rover's average interplanetary speed in miles per hour?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
The average speed of the Rover can be calculated by dividing the total distance traveled by the number of hours in flight. The Rover covered almost miles over months. Assuming about days in a month, the trip lasted about days, which is almost days. Therefore the Rover’s average interplanetary speed was approximately
Input data was ta ken from the NASA website https://mars.nasa.gov/mars2020/.
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions