Mitch Throws a 100-G Lump of Clay at a 200-G

Multiple Choice

Mitch throws a 100-g lump of clay at a 200-g target,which is at rest on a horizontal surface.After impact,the target,including the attached clay,slides 2.1 m before stopping.If the coefficient of friction is µ = 0.50,find the speed of the clay before impact.

A) 4.5 m/s
B) 14 m/s
C) 27 m/s
D) 36 m/s