Can anybody do this question?

[Grinter1]

A Golf ball is struck with a high lofted club it falls to earth under the influence of gravity from a height of 20m. It then plugs into soft ground and comes to rest suddenly without rebound. It then plugs in a depth of 5cm. Find the retarding force which acts on the ball. It has a mass of 45 grams.

[nvn]

Grinter1: The PF rules state we are not allowed to tell you how to approach or solve your homework problem. See the required homework template that appears when you start to create a new thread in the homework forums. You must list relevant equations yourself, and show your work; and then someone might check your math.