[Does so]

“One the size of Everest traveling 15 miles per second?”
.

What’s that in MPH?

Feet per second?

[Boogieman]

Well, it’s about 0.008% of the speed of light.

[Repeal The 17th]

“...15 miles per second? ... What’s that in MPH?...”
-
15 miles per second X 60 seconds = 900 miles per minute.

900 miles per minute X 60 minutes = 54,000 miles per hour.