SOLUTION: At a local surf shop during the Xmas rush, there was a 55% increase in the number of shirts sold last week.
If there was an extra 154 shirts sold last week, how many shirts were a
Question 1132201: At a local surf shop during the Xmas rush, there was a 55% increase in the number of shirts sold last week.
If there was an extra 154 shirts sold last week, how many shirts were actually sold for this week of xmas trading? Answer by ikleyn(52803) (Show Source): You can put this solution on YOUR website! .
The condition explicitly says that
154 = 0.55*X,
where X is the number of shirts sold (the week) before increase.
So, X = = 280.
Then the number of shirts sold for this week of Xmas trading is
280*1.55 = 434.
CHECK. = 55%.