On of my friends came to my birthday.

My fourteen-year-old daughter is celebrating her birthday today.

A seventeen-year-old girl is a successful student at school.

Eleven students were successful in the exam.

A fifteen-year-old child

Thirteen students are in the classroom.

I traveled abroad for the first time when I was sixteen.

A young girl of eighteen.

A nineteen-year-old girl is getting ready to go to college.

A year passes every twelve months.