Xiaohua reads a story book, reads (1/4) of the whole book in the first week, and (1/3) of the whole book in the second week, how much. How many pages does this story book have? (After supplementary conditions, then solve the answer)
小华看一本故事书，第一周看了全书的(1/4)，第二周看了全书的(1/3)，多少．这本故事书共有多少页．(补充条件后，再解解答)
<result>84</result>