John can play 200 beats per minute.  If he plays 2 hours a day for 3 days how many beats does he play?
He trains 2*60=<<2*60=120>>120 minutes a day
That means he played 200*120=<<200*120=24000>>24000 beats per day
So he played 24000*3=<<24000*3=72000>>72000 beats
#### 72000