in an examination 72% of total examine passed if the number of Failure is 392 find the total number of examiners
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let total students be A,
passed student=72%,
then
failed student=100%-72%=28%,
now according to the question, we have
A×28% =392,
A×28/100 = 392,
then
A=392×100/28,
A=14×100,
A=1400
passed student=72%,
then
failed student=100%-72%=28%,
now according to the question, we have
A×28% =392,
A×28/100 = 392,
then
A=392×100/28,
A=14×100,
A=1400
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