What is currently the highest posted speed limit Sign found in the United States? Correct

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What is currently the highest posted speed limit Sign found in the United States? Correct

Among the options provided—70 mph, 75 mph, 80 mph, and 85 mph—the correct answer is 85 mph, which is the highest posted speed limit currently found in the United States on certain rural highways in states like Texas, Utah, and Idaho. While 70 mph, 75 mph, and 80 mph are common speed limits on highways within the United States, they are not the highest posted speed limits. States have the authority to set their own speed limits, and some rural areas have increased the speed limit to 85 mph based on various factors like traffic patterns, road conditions, and safety considerations.

Source:

https://www.youtube.com/watch?v=-WOgNNNat5w

https://www.threads.com/@beliproduk.official/post/DO9SkX-krrI