A survey of 600 television viewers produced the following information: 285 watch channel A, 195 watch channel B, 115 watch channel C, 70 watch…
bitm Basic Mathematics · 2025 · Solved Question with Answer
A survey of 600 television viewers produced the following information:
285 watch channel A, 195 watch channel B, 115 watch channel C, 70 watch channel A and B ,50 watch channel B and C, 45 watch channel A and C. If 150 of the viewers watch none of the channels, find how many of them watch
a. at least one of the channels
b. all three channels
c. two channels only
d. one channel only
Represent all the sets in venn diagram.