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In how many ways can 3 different colored balls be chosen from a set of 7?

Practice Questions

1 question
Q1
In how many ways can 3 different colored balls be chosen from a set of 7?
  1. 35
  2. 21
  3. 42
  4. 56

Questions & Step-by-step Solutions

1 item
Q
Q: In how many ways can 3 different colored balls be chosen from a set of 7?
Solution: The number of ways to choose 3 from 7 is given by C(7,3) = 7!/(3!4!) = 35.
Steps: 0

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