Which inequalities have no solution? Check all of the boxes that apply. A. x > x B. -3x -2 + x D. x – 2 < x + 3

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?