2. A line is divided into three sections, with two sections of 40m and the other section accounting for 1. What is the total length?
Xiaohong read a math story. On the first day, she read 1/6, and the next day, she read 16. At this time, the ratio of read pages to unread pages is 3: 4. How many pages does this math story have?
The area of flower bed is 6 square meters. If the length is increased by 1/3 and the width is increased by 1/4, how many square meters is the area now more than before?