A store marks the price of shirts by 60%. They sell a third at this price and a third at a discount of 20% on the marked price and the remaining third at a discount of 50% on the marked price. What percentage will be the overall profit or loss?
1
\(33 \frac{1}{2}\)%
2
\(22 \frac{2}{3}\)%
3
30%
4
20%