Andre, a physics undergraduate, enters a coffee shop that is holding a contest. customers who guess the number of coffee beans inside of a closed, 20.0 fl oz aluminum commuter mug get a free pastry and an espresso drink. motivated by the prospect of free food and coffee, andre puts his finely‑tuned estimation skills to work. andre assumes that a typical coffee bean is about 1 cm long. based on that assumption, what should andre submit as his estimate for the number of coffee beans in the mug?