math
posted by christina on .
the smallest number of people in a room where the probability of two of them having the same birthday is at least 50 percent. Answer is between 1 and 31.
This is a classic problem given in probability classes. There are plenty of sites which will give and explain the answer, including Wikipedia.
google, "birthday", "probability", "room"
thanks!!

0.212 divided into 1.696= what