Joint Commissioner of Police Ravindra Yadav said the incident took place around 5:30 am at Pandav Nagar in east Delhi.
"The woman has alleged that she was allegedly gang-raped by five persons in a flat. She said that she came to the flat with one of the accused who is a common friend. She alleged that the accused was later joined by four of his friends and they gang-raped her. She objected and tried to get away by jumping off the balcony of the first floor apartment," he said.
The woman was taken to Lal Bahadur Shastri hospital "with minor injuries in her legs", he said. The accused who work in a call centre in Noida and one in a private firm were arrested.