Current location - Training Enrollment Network - Books and materials - Xiao Lin goes to the library every four days during the summer vacation. So when is the next time they go to the library at the same time?
Xiao Lin goes to the library every four days during the summer vacation. So when is the next time they go to the library at the same time?
4=2×2,
So the least common multiple of 4 and 3 is: 2× 2× 3 =12;
That is, they will be in the library on 12 days. 1+ 12= 13.
A: Then the next time they go to the library at the same time is July 13.