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Author Question: A professor wants to arrange his books on a shelf. He has 30 books and only space on the shelf for ... (Read 181 times)

jCorn1234

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A professor wants to arrange his books on a shelf.  He has 30 books and only space on the shelf for 20 of them.  How many different 20-book arrangements can he make using the 30 books?  This is an example of a problem that can be solved using which method?
◦ Permutations
◦ Combinations
◦ Randomness
◦ Conditional probability


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Marked as best answer by jCorn1234 on Jan 16, 2020

olderstudent

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jCorn1234

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Reply 2 on: Jan 16, 2020
YES! Correct, THANKS for helping me on my review


atrochim

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Reply 3 on: Yesterday
Excellent

 

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