In an examination, Ramesh gets 28% of total marks and failed by 55, while Suresh gets 37% of total marks and gets 17 more than the passing marks. find the total marks and those marks and those necessary for passing.
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Answered by
5
Answer:
total marks =800
passing marks =279
Step-by-step explanation:
let the total marks be x
then case1st : passing marks
=
( X ×28)/100 +55
case2nd : passing marks
=
(X ×37)/100 -17
as both of them are same so
(28X/100) +55 = (37X/100) -17
(37X -28X)/100 =55+17
9X =72×100
X =7200/9
X =800
so total marks will be= 800.
and the passing marks will be ( 800 ×28)/100 +55
= 8 ×28 +55
=224+55
passing marks =279 .
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11
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