A Mass,m₁ Slides on a Frictionless Surface

Multiple Choice

A mass,m₁ slides on a frictionless surface.This mass is connected to another mass m₂ of 5.00 kg by a massless string over a frictionless pulley.The masses are held motionless and then released.Mass m₂ accelerates downward at 4.10 m/s².What is the mass of m₁?

A) 6.96 kg
B) 1.47 kg
C) 17.0 kg
D) 3.59 kg
E) 5.00 kg