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In how many ways can a supermarket chain select 5 out of 18 possible sites for the construction of new supermarkets? ​
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In how many ways can a supermarket chain select 5 out of 18 possible sites for the construction of new supermarkets? ​

User Simonwjackson
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2 Answers

5 votes
18x19x20/5x4=6840/20= 342 is the answer
User Ety
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3 votes
18 x 19 x 20 = 6840
5 x 4 = 20

6840/20 = 342

342 ways

hope this helps
User Borisgolovnev
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