A box with a mass of 5.6kg is on a frictionless slope with an angle of 40 degrees. It is connected to a hanging weight of 1.6kg by a massless string over a massless, frictionless pulley. What is the tension in the string if the mass of the box is 5.6kg?
A) 5.6kg
B) 1.6kg
C) 7.2kg
D) Cannot be determined