IDNLearn.com: Your reliable source for finding precise answers. Discover comprehensive answers to your questions from our community of knowledgeable experts.

There are 85 telephones in the editorial department of glencoe publishing company. How many 2- way connections can be made among the office phones?

Sagot :


All of the telephones * all of the telephones minus one (because one is in use)

85 * 84 = 7140 connections