A CANDIDATE WHO GETS 36% MARKS IN AN EXAMINATION FAILS BY 24 MARKS BUT ANOTHER CANDIDATE, WHO GETS 43% MARKS GETS 18 MORE THAN PASSING MARKS THAN THE MINIMUM PASS MARKS. FIND THE MAXIMUM MARKS AND THE PERCENTAGE OF THE PASS MARKS
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Let the Passing marks be x
and the Total marks be y
First Canditate=36% ofy+24=x
Second Canditate=43% ofy−18=x
First cand.=Second Cand.
100
36y
+24=
100
43y
−18
25
9y
+24=
100
43y
−18
24+18=
100
43y
−
100
36y
42=
100
7y
7
4200
=y=600
Total marks=600
100
36
y+24=x
10
36
×600+24=x
216+24=x
240=x
Passing marks=240
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