Math, asked by keerthanavenkiti, 7 months ago

There are 12 books on a shelf. Five books are 15 cm tall: four are 20 cm tall and three are 25 cm tall. Find the number of ways that the books can be arranged on the shelf so that none of them is shorter than the book directly to its right.

Answers

Answered by bhaminipatil

0

Answer:

25 25 25 20 20 20 20 15 15 15 15 015

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