7. In a class test 5 marks are given for every correct answers and _2 marks are given for every
incorrect answer Reema answered all the questions and scored 30 marks if she gave wrong
answers for 10 questions then how many correct answers had he attempted?
Answers
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4
Answer:
Let the marks be x
Step-by-step explanation:
= 5x= 30
=x =30/5
=x = 6
Hence, she attempted 6 questions right out of 10
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