0 votes 0 votes At a single terminal CPU ,if 40% of all users have no wait to use ,terminal and the average wait time for all users is 50 minutes ,then what is the average wait time for those who wait?(Round off to the closest answer) (a) 70 (b) 80 (c) 90 (d) 100 alokraj1142 asked Jun 21, 2017 alokraj1142 1.1k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes I think answer should be (c) 40% of total users don't wait thus average waiting time for them 0 total average time for all users is 50min let average waiting time for those who wait be $x$ $.4 * 0 + 0.6 * x = 50$ $x = 50/ .6 = 83.33$ erh answered Jun 22, 2017 erh comment Share Follow See 1 comment See all 1 1 comment reply alokraj1142 commented Jun 22, 2017 reply Follow Share Thank-you sir... 0 votes 0 votes Please log in or register to add a comment.