allery75 कर्मचाऱ्यांपैकी, 40 जणांना Java येते, 35 जणांना Python येते आणि 10 जणांना यांपैकी काहीही येत नाही. दोन्ही भाषा येणारे किती कर्मचारी आहेत?
A20
B10
C25
D15
Answer & Solution
Correct answer: B. 10
65 कर्मचाऱ्यांना किमान एक भाषा येते, म्हणून दोन्ही येणारे = 40 + 35 - 65 = 10.
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