This old man marries a girl ba…

This old man marries a girl barely out of her teens. Needless to say she is asking for it so whenever they get into bed on the wedding night she asks him “So are we going to have rampant sex tonight?”
The man responds by raising his hand and outstretching his fingers.
“What? Five times?”
asks the eager girl.
“No”, he replied.
“Pick a finger”.