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3 years ago

5

Please help with number 8!

2 answers:

goldenfox [79]3 years ago

8 0

There are seven (7) friends.

The first friend to board can be any one of the 7. For each of them ...
The 2nd one to board can be any one of the remaining 6. For each of them ...
The 3rd one to board can be any one of the remaining 5. For each of them ...
The 4th one to board can be any one of the remaining 4. For each of them ...
The 5th one to board can be any one of the remaining 3. For each of them ...
The 6th one to board can be either of the remaining 2. For each of them ...
The 7th one to board is the last 1 standing.

(7 x 6 x 5 x 4 x 3 x 2 x 1) = <span>5,040</span>

Lady_Fox [76]3 years ago

5 0

There are 7 friends

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X - 32.2 = 18.5 how do you solved this

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x-32.2= 18.5

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I hope that's help !

Check your answer

replace x by its number

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so the answer is good .

Please let me know if you have question(s) !

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