27. please help

Use the following information to answer the next question A particle curves within the uniform magnetic field inside a bubble chamber represented below: v = 2.00 x105 m/s B = 5.70 T r = 4.10 mm B ( X) 27. From the evidence in the Analysis of a Particle Track, the charge-to-mass ratio of the particle is a.bc x 10 C/kg: The values of a, b, c and dare and (Record your answer in the numerical-response section below.) Your