A 15-Kg Block Rests on a Level,frictionless Surface and Is

Multiple Choice

A 15-kg block rests on a level,frictionless surface and is attached by a light string to a 10-kg hanging mass where the string passes over a massless frictionless pulley.If g = 9.8 m/s²,what is the tension in the connecting string?

A) 65 N
B) 17 N
C) 59 N
D) 37 N