Songs 1 – 10 are on Side A, while 11 – 20 are on Side B. When listening to the tape, Stan does one strange thing. He listens to the first 5 songs on side A, then flips it to the other side. He then listens to Side B from that point until the tape ends. How many songs does Stan hear?
- The tape is wrapped around two spools that have identical diameters of 1 cm.
- The spool that is receiving the tape rotates at a constant speed.
- The tape, when located all on one spool, measures 5 cm in diameter.