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In how many ways can a man and a woman be chosen out of 10 men and 8 women?1. 182. 803. 404. 10 |
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Answer» Correct Answer - Option 2 : 80 Given: Number of men = 10 Number of women = 8 Concept used: Number of ways in which one man and woman can be chosen from a group of ‘n’ men and m woman = nC1 × mC1 nCr = n!/[r! × (n – r)!] Calculation: Number of ways in which one man and woman can be chosen from a group of 10 men and 8 women = 10C1 × 8C1 = 10 × 8 Number of ways in which one man and woman can be chosen from a group of 10 men and 8 women = 80 ∴ The number of ways in which one man and woman can be chosen from a group of 10 men and 8 women is 80 |
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