alleryସେଟ୍ A, B, C ରେ 20, 15, 10 ଜଣ ସଦସ୍ୟ ଅଛନ୍ତି। A∩B ରେ 5, B∩C ରେ 3, A∩C ରେ 4, A∩B∩C ରେ 2 ଅଛନ୍ତି। |A∪B∪C| ନିର୍ଣ୍ଣୟ କରନ୍ତୁ।
A35
B33
C37
D45
Answer & Solution
Correct answer: A. 35
ଯୋଗଫଳ 45, ଯୋଡ଼ା ଓଭରଲ୍ୟାପ୍ 12 ବିୟୋଗ କଲେ 33 ମିଳେ, ତା’ପରେ ତିନୋଟିର ଓଭରଲ୍ୟାପ୍ 2 ଯୋଗ କଲେ 35 ମିଳିଥାଏ।
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