I'm doing daily spiral review 4-1 A building has 8 same- sized apartments. The area of 1 apartment is 725 square feet .Let t be
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The number of ways when the choice is not relevant is 1716
<h3>How to determine the number of ways?</h3>The number of letters are:
Letter, n = 13
The letter to choose are:
r = 6
<u>Relevant choice</u>
When the choice is relevant, we have:
This gives
Evaluate
Ways = 241235520
Hence, the number of ways when the choice is relevant is 1235520
<u>Not relevant choice</u>
When the choice is not relevant, we have:
This gives
Evaluate
Ways = 1716
Hence, the number of ways when the choice is not relevant is 1716
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