The Jews were in Mitzrayim for a total of 210 years. Yocheved was born as the Jewish family was entering Mitzrayim with Yaakov Avinu. She was the seventieth person. Moshe was eighty years old when he took the people out of Mitzrayim. (Shmos 2:1 Rashi)
Question: How old was Yocheved when she gave birth to Moshe?
210-80=130
Answer: Yocheved was 130 years old.