SOLUTION: A pupil scored 30% in a maths test.if the teacher had given out 40 questions,how many questions did the pupil fail.

Question 964981: A pupil scored 30% in a maths test.if the teacher had given out 40 questions,how many questions did the pupil fail.
Found 2 solutions by rfer, macston:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
40*0.70=28
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
.
If the student got 30% correct, he got 70% wrong. 70% 0f 40 questions is:
(0.70)(40)=28
ANSWER: The student was incorrect on 28 questions.
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