Explanation:

Only statements 1,2&3 are correct.

• Tolstory Farm Ashram were set up by Mahatma Gandhi in South Africa.

• The Kochrab Ashram was the first ashram in India organized by Mohandas Gandhi, Founded on 25 May 1915. It was Kochrab Ashram was located near the city of Ahmedabad in the state of Gujarat.

• The Sabarmati Ashram (also known as Harijan Ashram) was established at Sabarmati near to Ahmedabad by Gandhiji. It was home to Mohandas Gandhi from 1917 until 1930 and served as one of the main centres of the Indian freedom struggle.

• Sevagram Ashram: Small settlement Sevagram is close to Wardha town (8 km). On April 30, 1936.

Hence option 3rd is correct.