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Symbiosis National Aptitude Test SNAP 2019 Paper
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© examsnet.com
Question : 69
Total: 110
In a class of 50 students, 23 speak English, 15 speak Hindi and 18 speak Punjabi. 3 speak only English and Hindi, 6 speak only Hindi and Punjabi and 6 speak only English and Punjabi. If 9 can speak only English, then how many students speak all the three languages?
Your Answer:
Validate
Solution:
We have, b + c + g + d = 23 ...........(i)
Now, a + b + g + e = 15 ...........(ii)
and e + f + g + d = 18 ...........(iii)
(given) b = 3, d = 6, e = 6, c = 9
putting these value in (i) we get the required result, g = 5.
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