X = The # of hours before the increase.
(X+11) = The # of hours after the increase.
(x+11)/x = 1.1
1.1x = x+11
1.1x - x = 11
0.1x = 11
X = 110 h.
2001-2005 number hours user spent on the internet each week increased 110% by hours. This percent increased amount to 11 hours. Find the average number of hours that a user spent on the internet in each week in 2001 and 2005.
Having problems with setting it up.
2 answers
X+11 = 121 h.