Average of money that group of 4 friends pay for rent each month is $800.After one persons rent is increased by 16% the new mean is $850.What was original rent of friend whose rent is increased?	Choose the correct choice from the following
A) 800	B) 900	C) 1000	D) 1100	E) 1250

Rationale: "0.16 x = 4 ( 850 - 800 ) 0.16 x = 200 x = 1250 answer e"
Answer: E