In a competitive
E
examination, one mark is awarded
for each correct answer while 1/2
mark is deducted for every wrong
answer. Jayanti answered 120
questions and got 90 marks. How
many questions did she answer
correctly?
Answers
Answered by
0
Step-by-step explanation:
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Answered by
1
Answer:
if all questions right then max marks jayanti would score:. 120
jayanti scored:. 90
so
120 - xmarks= 90
x= 30
now marks deducted for each wrong answer: 1/2
so 30 marks deducted for how many questions: ?
= 30×2
=60
so out of 120 questions 60 were wrong and jayanti answered 60 correctly
hope it helps you......
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