A teacher grades students’ tests by subtracting twice the number of incorrect responses from the number of correct responses. If Student A answers each of the 100 questions on her test and receives a score of 64, how many questions did Student A answer correctly?
Choose the correct choice from the following answers.
A) 55
B) 60
C) 73
D) 82
E) 88
let the number of correct responses be x   then the number of incorrect responses =100-x   according to question   x-2(100-x)=64 (subtracting twice of incorrect from correct)   3x=264   x=88   ANSW88R:88
<result>E</result>
A teacher grades students’ tests by subtracting twice the number of incorrect responses from the number of correct responses. If Student A answers each of the 100 questions on her test and receives a score of 64, how many questions did Student A answer correctly?