Ayoung snake measure 0.23 meters long he grown 13 times large as his current length what his is current lenght

Let's say the current length of the snake is X meter

When he grows 13 times large , then length becomes = 13 X

It is given that

Divide both sides by 13 so

answer: the dogs need to shift their focus to human scent.

its because the dogs being trained are for search and rescue thus they need to be able to track humans and their specific scent