Just Look at these statistics:::
13247 Kamakhya Danapur Capital Exp
Total Distance=980 km
Avg Speed=40.83 kmph
Initial Distance covered in Assam & SH W.B=595 km
Avg...
more... Speed in Assam & SHW.B.=52.89 kmph
Trailing Distance Covered in Bihar=385 km
Avg Speed in Bihar=30.92 kmph