Hello!
The answer is: The Anya's drawing is 6 inches long.
Have a nice day!
Why?
To solve this problem, we need to consider the drawing's length with respect to the actual bug's size, so, the scale factor is:

So, how long is Anya's drawing of the bug?
We can find it, using the following equation:

Hence, the Anya's drawing is 6 inches long.
Have a nice day!