Inflation jumped to 4.78 per cent in November, driven by rising prices of essential food items like pulses, fruits and vegetables. The monthly inflation data released in New Delhi on Monday showed inflation in the month rose from 1.34 per cent in October. During the month urad became dearer by 24 per cent, moong by 14 per cent and chicken by 10 per cent. Driven by rising prices of potato and onion, fruits and vegetables became costlier by 3 per cent. Processed food, skimmed milk powder became expensive by 15 per cent, oil cakes 12 per cent and coffee powder and sugar by 3 per cent each.