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In how many ways can you select two people from a group of 18 if the order of selection is not important?

In how many ways can you select two people from a group of 18 if the order of selection is not important?
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In how many ways can you select two people from a group of 18 if the order of selection is not important?

User Ken Barber
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1 Answer

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THis would be 18C2   = 18 * 17 / 2 * 1  =   153 ways
User Kevin London
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