in an examination one mark is awarded for every correct answer while 1/4 mark is deducted for every wrong answer. A student answered 200 question and got 125 marks.represent this situation algebraically and graphically
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Step-by-step explanation:
Right answer gets 1 mark.
Wrong answer losses 1/4 marks.
For Right answers : 200Q x 1M = 200M
For Wrong answers : 300Q x 1/4M = 75M
His total score = 125 marks.
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