In maths exam total are 10 problem. 5 marks are given for correct answer and 2 for incorrect. If Abdul do all the question and got 29 marks. How many questions do Abdul
correct
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Answered by
1
Answer:
Wrong answers = 3
Correct answers =7
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Answered by
0
Answer:
Step-by-step explanation:
Let the number of correct questions be x
Let the number of wrong questions be y
5x+2y=29
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