A probability problem by husam ahmed

How many different two-digit numbers can be formed from the digits 7,8,9 if the numbers must be even an no digit can be repeated?

0 1 2 6 3

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1 solution

Husam Ahmed
Sep 7, 2015

the only number that is even is 8, and they are asking for a two-digit number. IT is impossible, so 0 is the answer

You didn't say that the digits should be even. You said that the number should be even,so the answer should be 2

naitik sanghavi - 5 years, 9 months ago

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thnx i knew the ans was 2, but just wanted to check if u guys would actually believe it or not. + the title was was stupid

husam ahmed - 5 years, 9 months ago

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