the posted speed limit on many U. S. Highway is 65 miles per hour. What is this speed in feet per second?

65 miles per hour

= 65(5280) ft per 1(60)(60) sec
= 343200 / 3600 ft/sec
= 95.333.. or 95 1/3 ft/second

To convert miles per hour to feet per second, you can use the following conversion factors:

1 mile = 5,280 feet
1 hour = 3,600 seconds

Therefore:

65 miles per hour = 65 * 5,280 feet per 3,600 seconds

Now, let's calculate:

65 * 5,280 = 343,200 feet per 3,600 seconds

Dividing both sides by 3,600 (to convert hours to seconds) gives us:

343,200 feet per 3,600 seconds = 95.33 feet per second (rounded to two decimal places)

So, the speed limit of 65 miles per hour translates to approximately 95.33 feet per second.

To convert miles per hour (mph) to feet per second (ft/s), you need to remember the following conversion factors:

1 mile = 5280 feet
1 hour = 3600 seconds

Here's how you can calculate the speed limit in feet per second:

Step 1: Convert miles to feet:
65 miles × 5280 feet/mile = 343,200 feet

Step 2: Convert hours to seconds:
65 hours × 3600 seconds/hour = 234,000 seconds

Step 3: Divide the distance (in feet) by the time (in seconds):
343,200 feet ÷ 234,000 seconds ≈ 1.465 ft/s

Therefore, the speed limit of 65 mph is approximately equal to 1.465 ft/s.