The circulation for magazine Y in 1971 was 5 times the average (arithmetic mean) yearly circulation for magazine Y for the years 1972-1980. What is the ratio of the circulation in 1971 to the total circulation during 1971-1980 for magazine Y ?  Pick one
A) 3/14
B) 5/14
C) 9/14
D) 11/14
E) 1/2
There are 9 years from 1972-1980, inclusive. Let's say the average circulation every year between 1972-1980 inclusive is x.   So the total circulation is 9x from 1972-1980, inclusive.   In 1971, the circulation is 5x.   So total circulation for 1971-1980 is 5x + 9x = 14x.   Ratio of circulation in 1971 to total circulation during 1971-1980 is 5x to 14x or 5/14.   Answer : 5/14 5  + 9= 
<gadget id="calculator"> 5  + 9</gadget>
<output>14</output>
14x.   Ratio of circulation in 1971 to total circulation during 1971-1980 is 5x to 14x or 5/14.   Answer : 5/14
<result>B</result>
The circulation for magazine Y in 1971 was 5 times the average (arithmetic mean) yearly circulation for magazine Y for the years 1972-1980. What is the ratio of the circulation in 1971 to the total circulation during 1971-1980 for magazine Y ?