There are $$300$$ roses and daisies in the park now. If the planter plants the same number of roses and daisies every month, there will be $$280$$ roses and $$180$$ daisies in the park in a few months. How many roses are there in the park originally? 
Overseas Competition->Knowledge Point->Word Problem Modules->Questions Involving Sum, Difference and Multiples->Problems Involving Sum and Difference