alleryગણ A માં 30 સભ્યો છે, ગણ B માં 25 સભ્યો છે અને સમગ્ર જૂથમાં 40 સભ્યો છે. ઓછામાં ઓછો શક્ય ઓવરલેપ કેટલો છે?
A0
B10
C5
D15
Answer & Solution
Correct answer: D. 15
યોગગણ 40 થી વધુ હોઈ શકે નહીં, તેથી ઓવરલેપ ઓછામાં ઓછો 30 + 25 - 40 = 15 છે.
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