A businessman earns $26800 in December, thus decreasing his average annual (January to December) earnings by $1200. His average annual earnings would be
Source: CMAT Preparation Pick one.
A) $ 29000 B) $ 33500 C) $ 40000 D) $ 41000 E) $ 42300

Rationale: ( x - 26,800 ) / 11 - x / 12 = 1,200 x = 480,000 x / 12 = 40,000 answer : c .
Answer: C