1003034505

The March price of a T-shirt and shorts was $600\mathrm{CZK}$ together. In April there was on store price adjustment. The price of the shorts decreased by $10\mathrm{\%}$ and the price of the T-shirt increased by $10\mathrm{\%}$. So the April price of both together the shorts and the T-shirt was by $20\mathrm{CZK}$ lower. What was the April price of the T-shirt?