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# A candidate scoring 25% marks in an exam fails by 30.

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Director
Joined: 07 Jun 2004
Posts: 612
Location: PA
A candidate scoring 25% marks in an exam fails by 30. [#permalink]

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30 Dec 2004, 15:32
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

A candidate scoring 25% marks in an exam fails by 30.
Another canditate scoring 50% marks same exam gets 20 marks more than the pass cut off. what is the pass percentage.
VP
Joined: 25 Nov 2004
Posts: 1483

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30 Dec 2004, 18:02
rxs0005 wrote:
A candidate scoring 25% marks in an exam fails by 30.
Another canditate scoring 50% marks same exam gets 20 marks more than the pass cut off. what is the pass percentage.

full marks = x
pass marks= y

.25 of x = y - 30.
.50 of x = y +20

solving these equations, x = 200 marks
y= 80 marks
y in ters of x in %=80/200 = 40%
Director
Joined: 07 Jun 2004
Posts: 612
Location: PA

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31 Dec 2004, 11:14
you guyzz are right well done!!
31 Dec 2004, 11:14
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