allery60 ଜଣ ପରୀକ୍ଷାର୍ଥୀଙ୍କ ଏକ ପରୀକ୍ଷାରେ, 40 ଜଣ Paper 1 ରେ, 35 ଜଣ Paper 2 ରେ ଏବଂ 25 ଜଣ ଉଭୟରେ ଉତ୍ତୀର୍ଣ୍ଣ ହୋଇଥିଲେ। କେବଳ Paper 2 ରେ କେତେ ଜଣ ଉତ୍ତୀର୍ଣ୍ଣ ହୋଇଥିଲେ?
A5
B8
C10
D15
Answer & Solution
Correct answer: C. 10
କେବଳ Paper 2 = n(P2) - n(P1 ∩ P2) = 35 - 25 = 10.
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