When all her clothes are washed and in her closet, Brie has 12 blouses, 6 skirts, and 8 slacks.  Today in her hamper, she has 75% of her blouses, 50% of her skirts, and 25% of her slacks.  How many pieces of clothing will she need to put in the washer?
Please reason step by step, and put your final answer within \boxed{}.
user