There are 100 people in a room, half of whom don't speak to the other half. Assume
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There are 100 people in a room, half of whom don't speak to the other half. Assume that if they won't speak to each other, they won't shake hands. How many handshakes are there if everyone shakes hands only once (if they shake at all)?
Related Book For
College Algebra Graphs and Models
ISBN: 978-0321845405
5th edition
Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna
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