In an effort to discourage her students from guessing on multiple-choice tests, a professor uses the grading scale shown below. If unsure of an answer, a student does best to skip the question as incorrect responses are penalized heavily.

Response Point
Value
Correct +3
Incorrect -4
Left blank -1

Find the test score of a student who gets 9 correct, 8 wrong and leaves 9 questions blank.

Question

In an effort to discourage her students from guessing on multiple-choice tests, a professor uses the grading scale shown below.  If unsure of an answer, a student does best to skip the question as incorrect responses are penalized heavily.
 
Response Point 
Value  
 Correct +3  
 Incorrect  -4 
 Left blank  -1 

Find the test score of a student who gets 9 correct, 8 wrong and leaves 9 questions blank.

anonymous · Answer

Can't you just add them up?
9 correct is 9*3
8 wrong is 8*-4
9 blank is 9*-1