Which Indian state has the lowest literacy rate?

As per the 2011 census, among states, Bihar has the lowest literacy rate of 47%.The male and female literacy rate is the lowest in Bihar (male: 71.2%, female: 51.5%) and highest in Kerala (male: 96.1%, female 92.1%).

Further Reading:

• Census of India 2011 – 15th Census of India
• Literacy and School Education