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There are 3 sections in a question paper each containg 5 questions.A candidate has to solve only 5 questions,choosing at least one question from each section.In how many ways can he make the choice?
a.15C5
b.3C1 X 12C4
C.2250
D.2253

Rajorshi Koyal , 10 Years ago
Grade 12th pass
anser 1 Answers
Nicho priyatham

Last Activity: 10 Years ago

apply multinomial theorem
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