(4) सेब और (5) आमों में से (1) सेब और (2) आम कितने तरीकों से चुने जा सकते हैं?
From (4) apples and (5) mangoes, in how many ways can (1) apple and (2) mangoes be selected?
Explanation opens after your attempt
C. (40)
Concept
The ways are \(\binom{4}{1}\binom{5}{2}=4\cdot10=40\). Multiply selections from separate fruit groups.
Why this answer is correct
The correct answer is C. (40). The ways are \(\binom{4}{1}\binom{5}{2}=4\cdot10=40\). Multiply selections from separate fruit groups.
Exam Tip
तरीके \(\binom{4}{1}\binom{5}{2}=4\cdot10=40\) हैं। अलग फल वर्गों के चयन को गुणा करें।
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