Pass marks is 40%.a boy gets 60 marks nd fails by 80 marks.what is the max marks
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marks scored +marks left to pass = passing marks
60+80=140
if 40% then 140
so 100% then x , so
x=100×140/40=350 = answer
60+80=140
if 40% then 140
so 100% then x , so
x=100×140/40=350 = answer
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