A timely help by a Kolkata Police traffic sergeant ensured that a Madhyamik candidate could write her SSLC Mathematics paper, police said.
Madhyamik is the class 10 state board examination.
Suman Kurrey, the candidate was denied entry at the examination centre because she had left her admit card back home, the police said.
Kurrey then approached Sergeant Chaitanya Mallick, who was on duty near the centre, and narrated her situation to him.
Her examination centre was at Jaiswal Vidyamandir for Girls near Maniktala and her residence was at Sahitya Parisath Street near Khanna crossing, a police officer said.
Sergent Mallick then contacted the candidate's mother, went to her house, brought the admit card and handed it over to Kurrey.
The girl finally got her admit card in time and she was able write her paper, the police officer said.
"I will be indebted to him throughout my life. I wrote my paper well and that was possible only because of him," Kurrey said.