45 miles per hour in meters per second
Result
The conversion result is: 45 miles per hour is equivalent to 20.1168 meters per second.[1]

Conversion in the opposite direction
The inverse of the conversion factor is that 1 meter per second is equal to 0.0497096953789867 times 45 miles per hour.
It can also be expressed as: 45 miles per hour is equal to 1 / 0.0497096953789867 meters per second.
Approximation
An approximate numerical result would be: forty-five miles per hour is about twenty point one two meters per second, or alternatively, a meter per second is about zero point zero five times forty-five miles per hour.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.