Answer:
Approximately 92 mm.
Step-by-step explanation:
Object's distance, u = 110 mm = 11 cm
focal length of the mirror = 5 cm
Image distance, v = ?
To determine the image distance, apply the mirror's formula;
=
+

=
-
=
-

=

=

⇒ v =

= 9.166667
v = 9.2 cm
The image distance is 92 mm.