The speed of light in a vacuum is 2.998 × 10^8 m/s.

What is its speed in miles per minute (mi/min)?

Please explain the steps you used.

To convert the speed of light from meters per second (m/s) to miles per minute (mi/min), we need to use the conversion factors of meters to miles and seconds to minutes.

Step 1: Convert meters to miles.
There are 0.000621371 miles in 1 meter. So, we can multiply the speed in meters per second by 0.000621371 to convert it to miles per second.

Speed in miles per second = Speed in meters per second * 0.000621371

Step 2: Convert seconds to minutes.
There are 60 seconds in 1 minute. So, we can multiply the speed in miles per second by 60 to convert it to miles per minute.

Speed in miles per minute = Speed in miles per second * 60

Now, let's apply these steps to calculate the speed of light in miles per minute:

Speed in miles per second = 2.998 × 10^8 m/s * 0.000621371
Speed in miles per second ≈ 186,282.397 miles per second

Speed in miles per minute = 186,282.397 miles per second * 60
Speed in miles per minute ≈ 11,176,943.82 miles per minute

Therefore, the speed of light in a vacuum is approximately 11,176,943.82 miles per minute.