A Tightrope Walker Walks Across a 30-M Long Wire Tied $6294 \mathrm {~N}$

Multiple Choice

A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire is displaced vertically downward by 1.0 m when he is halfway across. If the tension in both halves of the wire at this point is $6294 \mathrm {~N}$ what is the mass of the tightrope walker? Neglect the mass of the wire.

A) 85 kg
B) 43 kg
C) 74 kg
D) 91 kg