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1) In the class of 40 students, 30 speak Hindi and 20 speak
English. What is the lowest possible number of students who
speak both the languages?
(a) 5 (b) 20 (c) 15 (d) 10 (e) 30
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Answer Posted / vams
n(AUB)=n(A)+n(B)-n(AnB);
here n(A)=30;
and n(B)=20;
And n(AUB)=40;
then n(AnB)=?
find it..
n(AnB)=10..
| Is This Answer Correct ? | 6 Yes | 2 No |
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