Speaking Pace Test
Press start, read the passage aloud at your normal voiceover pace, and press stop on the last word. You'll get your words per minute and how it compares. Nothing is recorded: only the timer runs.
111 words
Using your number
Put it into the script length calculator (choose "My own pace") to see how long your scripts will really run, or set the teleprompter to it. The ranges are typical figures, not rules: clarity matters more than speed.