These are sample practice MCQs created for exam preparation. These are NOT official exam questions.
A committee of 3 people must be selected from a group of 7 people. How many different committees can be formed?
Question:
A committee of 3 people must be selected from a group of 7 people. How many different committees can be formed?
A committee of 3 people must be selected from a group of 7 people. How many different committees can be formed?
Options
Answer: (C) 35
Explanation:
Using combination formula: C(7,3) = 7!/(3!×4!) = (7×6×5)/(3×2×1) = 210/6 = 35.
Explanation:
Using combination formula: C(7,3) = 7!/(3!×4!) = (7×6×5)/(3×2×1) = 210/6 = 35.
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