Answer:
9 cm
-36 cm
Explanation:
u = Object distance
v = Image distance
f = Focal length = 12
m = Magnification = 4

Lens equation

Object distance is 9 cm

Image distance is -36 cm (other side of object)
The second statement is false. The Sun is a star, but not the only star.
It’s easier to lift the wheelbarrow when the load is near the front because there isn’t any pressure near the back where the handles are.