Company R's annual profit has increased by a constant amount each calendar year since 1985. What was Company R's annual profit in 1991?
(1) In 1985 Company R's annual profit was $212,000; in 1989 Company R's annual profit was $242,000.
(2) Company R's annual profit has increased by $7,500 each year since 1985.
Answer: A
Source: GMAT Paper Tests