36% of the maximum marks required to pass a test a student gets 123 marks and is declared fail by 39 marks . find maximum marks
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Let the total marks be x .
Then passing marks = 36x/100
Marks obtained by the student = 123
Marks by which the student failed = 39
:. passing marks = 123+39
= 162
Then ,
36x/100=162
=>x = 162×100/36
:.x=450
Hence total marks is 450.
Then passing marks = 36x/100
Marks obtained by the student = 123
Marks by which the student failed = 39
:. passing marks = 123+39
= 162
Then ,
36x/100=162
=>x = 162×100/36
:.x=450
Hence total marks is 450.
aavi4:
superb answer
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