Xiaohua borrowed a 120-page masterpiece from the library. He read 40% of the book on the first day, 40 pages on the second day, and finished it on the third day. How many pages did he read on the third day?
小华从图书馆借来120页的名著，第一天看了全书的40%，第二天看了40页，第三天看完，他第三天从第多少页看起．
<result>89</result>