Beth received 2/10 of the votes cast in a certian election. What franction of the other votes cast would she have needed in order to have received 1/2 of the votes cast?  Choose one:
A) 1/5
B) 3/7
C) 3/10
D) 7/20
E) 1/2
Let the total votes be 10. Beth received 2 votes, other votes  10-2= 
<gadget id="calculator"> 10-2</gadget>
<output>8</output>
8. In order to have received 1/2 of the votes she needed 5 votes so 3 more, which is 3/7 of the other votes.   Answer: 3/7.
<result>B</result>
Beth received 2/10 of the votes cast in a certian election. What franction of the other votes cast would she have needed in order to have received 1/2 of the votes cast?