There are 85 telephones in the editorial department of glencoe publishing company. How many 2- way connections can be made among
the office phones?
1 answer:
All of the telephones * all of the telephones minus one (because one is in use)
85 * 84 = 7140 connections
You might be interested in
It mean something that is even
Answer:
x = 5
Step-by-step explanation:

Answer:
A
Step-by-step explanation:
Answer is the first choice. you can tell by the notation.
Answer:
11628
Step-by-step explanation:
Thanks!