A:It is worth that
B:It is really nice
C:Please lower the price
D:That is too dear
过新年元元妈妈买回来5箱梨,每箱梨数量同样多,从每箱里拿出10个梨,则5个箱子里剩下的梨的个数等于原来3个箱子里梨的个数,原来每个箱子有____ 个梨.