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Home > A2C > Chapter 10 > Lesson 10.2.5 > Problem 10-126

10-126.
  1. Beethoven wrote nine symphonies and Mozart wrote 27 piano concertos. Homework Help ✎

    1. If the local radio station KALG wants to play two pieces, a Beethoven symphony and then a Mozart concerto, in how many ways can this be done?

    2. The station manager has decided that on each successive night (seven days a week), a Beethoven symphony will be played, followed by a Mozart concerto, followed by a Schubert string quartet (there are 15 of those). How long could this policy be continued before exactly the same program would have to be repeated?

= 243 ways