A 250-Kg Motorcycle Goes Around an Unbanked Turn of Radius $2.95 \times 10 ^ { 3 } \mathrm {~N}$

A 250-kg motorcycle goes around an unbanked turn of radius 13.7 m at a steady 96.5 km/h. What is the magnitude of the net force on the motorcycle?

A) $2.95 \times 10 ^ { 3 } \mathrm {~N}$
B) $4.31 \times 10 ^ { 4 } \mathrm {~N}$
C) $1.31 \times 10 ^ { 4 } \mathrm {~N}$
D) 719 N