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in a center test there are p questions in the test.
2^\left(p-r \right) students give wrong answers to atleast r questions (1\leq r\leq p)
if total number of wrong answers given is 2047,find the value of p.
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8 Answers
1this is my 6th post which is going unsolved.....wat is happening....!!!!
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1check this--http://www.testhorizon.com/qb/PDFTest/Mathematics_Test_34.pdf
well its always advisable to google a Q befor asking.....it works most of teh time[6] [3]
1arey thanks bugs bunny ji...
tussi gr8 ho...
google maharaj ki jai....
62arrey this one was easy.. i wonder why no one solved it before!