I. Determine if solving the problem needs permutation or combination. Then, show the working equation. 7. There are four balls of different colors. Two balls are taken at a time. In how many ways can you do it? 8. A certain company will hire 7 men and 4 women. In how many ways can the company choose from 9 men and 6 women who qualified for the position? 9. In how many ways can you form a four-letter word that can have repeating consonant but not vowel?
I. Determine if solving the problem needs permutation or combination. Then, show the working equation. 7. There are four balls of different colors. Two balls are taken at a time. In how many ways can you do it? 8. A certain company will hire 7 men and 4 women. In how many ways can the company choose from 9 men and 6 women who qualified for the position? 9. In how many ways can you form a four-letter word that can have repeating consonant but not vowel?
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
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I. Determine if solving the problem needs permutation or combination.
Then, show the working equation.
7. There are four balls of different colors. Two balls are taken at a time. In how
many ways can you do it?
8. A certain company will hire 7 men and 4 women. In how many ways can the
company choose from 9 men and 6 women who qualified for the position?
9. In how many ways can you form a four-letter word that can have repeating
consonant but not vowel?
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