Based on Maya's clothing dispatch logs: Out of the 40 pieces bought on Thursday, exactly 9 were posted on Wednesday, while out of those bought on Wednesday, exactly 15 were posted on Saturday. The pieces bought on Thursday and posted on the next Thursday is at least:

Seven boxes A, C, G, H, J, N, and R are kept one over the other but not necessarily in the same order. Only three boxes are kept above N. Only one box is kept between H and N. Only three boxes are kept between H and A. A is kept at some place above N. R is kept immediately below A. C is kept at one of the places above G. J is not kept immediately above or below H. How many boxes are kept above H?

Seven boxes, G, H, I, J, O, K, and L, are kept one over the other, but not necessarily in the same order. Only I is kept above O. Only G is kept between O and K. Only J is kept below L. How many boxes are kept between H and J?