s4w2 FC combinations and permutations
star
star
star
star
star
Last updated 3 months ago
4 questions
1
A high school is planning to put on the musical West Side Story. There are 20 singers auditioning for the musical. The director is looking for two singers who could sing a good duet. In how many ways can the director choose two singers from the 20 singers? Indicate if this is a permutation or a combination.
A high school is planning to put on the musical West Side Story. There are 20 singers auditioning for the musical. The director is looking for two singers who could sing a good duet. In how many ways can the director choose two singers from the 20 singers? Indicate if this is a permutation or a combination.
1
The director is also interested in the number of ways to choose a lead singer and a backup singer. In how many ways can the director choose a lead singer and the a backup singer? Indicate if this is a permutation or a combination.
The director is also interested in the number of ways to choose a lead singer and a backup singer. In how many ways can the director choose a lead singer and the a backup singer? Indicate if this is a permutation or a combination.
1
A high school is planning to put on the musical West Side Story. There are 20 singers auditioning for the musical. The director is looking for two singers who could sing a good duet. What is the probability that Alicia and Juan are the two singers who are selected by the director?
A high school is planning to put on the musical West Side Story. There are 20 singers auditioning for the musical. The director is looking for two singers who could sing a good duet. What is the probability that Alicia and Juan are the two singers who are selected by the director?
1
The director is also interested in the number of ways to choose a lead singer and a backup singer. What is the probability that Alicia is selected the lead singer and Juan is selected the backup singer?
The director is also interested in the number of ways to choose a lead singer and a backup singer. What is the probability that Alicia is selected the lead singer and Juan is selected the backup singer?