Mumbai: The festive season has got off to a good start with the 15 days of Ganesh Chathurti and Onam recording strong growth of 15-20% over previous season. Car makers have sold close to 50,000 units in the states of Maharashtra and Kerala during the key festivities in August, which usually attracts higher numbers of bookings and deliveries. This is for the first time in three years that car makers have notched double digit growth in sales