If 80 percent of the test takers taking an old paper and pencil GMAT exam answered the first question on a given math section correctly, and 75 percent of the test takers answered the second question correctly, and 5 percent of the test takers answered neither question correctly, what percent answered both correctly?
Options:
A) 60 % B) 65 % C) 70% D) 75% E) 80%
{Total} = {First correctly} + {Second correctly} - {Both correctly} + {Neither correctly}   100 = 80 + 75 - {Both correctly} + 5   {Both correctly} = 60.   60 %nswer: 60 %.
<result>A</result>
If 80 percent of the test takers taking an old paper and pencil GMAT exam answered the first question on a given math section correctly, and 75 percent of the test takers answered the second question correctly, and 5 percent of the test takers answered neither question correctly, what percent answered both correctly?