An intelligence quotient (IQ) is a total score derived from several standardized tests designed to assess human intelligence. The abbreviation IQ was coined by the psychologist William Sterne for the German term Intelligenzquotient, his term for a scoring method for intelligence tests at University of Breslau he advocated in a 1912 book.
Answer: Ronald Reagan became the oldest president when he was elected in 1980 at the age of 69.
If Vermont Sen. Bernie Sanders succeeds in his bid for the presidency, he would be 75 and would easily eclipse The Gipper to become the oldest person ever to be elected president. At 70, Donald Trump, too, would be older than Reagan was on Election Day, along with Jim Webb, who would be 70, and George Pataki, who would be 71.