Mathematics, 09.01.2020 07:31, silverdays566
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 question involves a permutation or a combination. give a reason for your answer.
Answers: 1
Mathematics, 21.06.2019 13:10, nikolevargas89
How do you answer this question? (step by step)
Answers: 3
Mathematics, 22.06.2019 00:00, wannaoneisforever
The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?
Answers: 1
1. a high school is planning to put on the musical west side story. there are 20 singers auditioning...
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