a student got 20% marks and failed by 72 marks. if scores 40% marks then he get 8 marks more then the passing marks. find the passing marks
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Answer:
85 is your answer ok hiii
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Answer:
Thus passing marks are 136
Step-by-step explanation:
Let maximum marks=100x
20% =20x= p-72
40% =40x=p+8
2*(p-72)=p+8
2p-144=p-8
p=144-8=136
p=136
Thus passing marks are 136
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