The work done on an object is calculated by the following formula:

Work (W) = Force (F) x Distance (d)

In this case:

* Force (F) = 60 N

* Distance (d) = 3 m

Therefore:

* Work (W) = 60 N x 3 m = 180 Joules (J)

So, the work done on the object is 180 Joules.