To be useful, the information outputs of a system should be: a. relevant, reliable, timely, and accurate.
b. reliable, flexible, understandable and timeless.
c. such that one report meets all different users needs.
d. distributed only to management personnel.

Iam trying to get more members on my blog. how do i do that?

When it is 4: 00 a.m. in halifax, it is 1: 00 p.m. in karachi, and when it is 9: 00 a.m. in karachi, it is 5: 00 a.m. in warsaw. mary left halifax to fly to karachi, but she accidentally left her watch on warsaw time. according to mary’s watch, she left halifax at 9: 40 p.m. on monday. the local time when she arrived at karachi was 3: 00 p.m. tuesday. how long was mary’s flight? a. 9 hours, 20 minutes b. 13 hours, 20 minutes c. 14 hours, 20 minutes d. 17 hours, 20 minutes

The answer here, x=7, is not in the interval that you selected in the previous part. what is wrong with the work shown above?