Kolkata and Mumbai have the slowest arterial roads with a 10-km commute taking 39 and 37 minutes on average, respectively, Mint reports. In fact, Kolkata has 11 of the slowest 20 roads across the country’s top six cities, most of them in colonial-era neighbourhoods. Hyderabad and Chennai have the fastest roads, with motorists covering 10 km in 26 and 29 minutes, respectively. Kolkata’s MG Road is the slowest (7.7 kmph) among the 300 Indian roads analysed while Hyderabad’s Outer Ring Road (60 kmph) the fastest. Also, morning commutes (8am -11am) are slightly faster than those in the evening (5pm- 8pm).