**Disclaimer** Hi there! I assumed the unit [ mph ] represents miles per hour and [ m/s ] represents meters per second. The following answer will be according to this understanding. If I am wrong, please let me know and I will modify my answer.
Answer:
Explanation:
Given information
Speed = 52 mph
Given conversion factors
1 mile ≈ 1609 meters
1 hour = 3600 seconds
Convert the unit from mph to m/s using conversion factors
The basic idea is that you utilize the factors and cancel out unnecessary units
Simplify by multiplication
Simplify the fraction
Hope this helps!! :)
Please let me know if you have any questions