Panchkula, May 14 -- Right after her 16th birthday celebrations on Monday, Srishti Sharma had even more reason to celebrate on Tuesday as she scored an impressive 100% in the CBSE Class 10 exams.

A student of Bhavan Vidyalaya in Sector 15, Panchkula, Srishti lost one mark in the social science subject.

But given the CBSE's "Best of Five" rule in Class 10, where the marks of the five best-performing subjects are considered when calculating the overall percentage, she achieved a perfect 100%.

"I already knew where I had gone wrong. It was a multiple-choice question and I made a silly mistake. I was bawling after returning home," she said.

Interestingly, she had opted for Punjabi as the optional third language. While many students don't ...