An advertising agency finds that, of its 170 clients, 115 usean advertising agency finds that, of its 170 clients, 115 use television, 110 use radio and 130 use magazines. also, 85 use television and magazines, 75 use television and radio, 95 use radio and magazines, 70 use all the three.
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.