Question

How long does the round trip flight from Earth to Ceres and back to Earth take (in days to 1 decimal place)? (Assume that the probe passes Ceres without a burn and continues on the Hohmann ellipse)

A. 287.1 days

B. 362.3 days

C. 472.6 days

D. 688.5 days

E. 945.3 days