6
17
22
27
28
and many, many other combinations. Any 5 numbers that add up to 100 have an average of 20.
2007-05-07 11:49:36
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answer #1
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answered by Barkley Hound 7
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18, 19, 20, 21, 22 average out to 20. if we can't use 20, steal 3 from it, making it 17, and give the 3 to the 22, making it 25. you get
17, 18, 19, 21, 25.
or steal 1, or 5, or whatever. if the 5 numbers have an average of 20, all that's needed is that they have a total of 100.
2007-05-07 11:50:37
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answer #2
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answered by Philo 7
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3, 7, 10, 30, 50
9, 11, 15, 25, 40
Both sets of these numbers average out to 20. The key is to find 5 numbers that add up to 100, since 100/5 is 20.
Hope this helps!
2007-05-07 11:51:54
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answer #3
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answered by allstargurl522 3
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any 5 numbers that add up to 100 will average out to be 20, trust me.
Ex. 19, 18, 17, 16, 30
2007-05-07 11:52:33
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answer #4
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answered by Anonymous
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You take any 5 numbers that add up to 100, that way when you divide by 5 to get the average, you're answer will be 20.
ex. 7,15, 19, 28, 31
7+15+19+28+31 = 100
100/5 = 20
Therefore, the average of those 5 numbers is 20.
Hope that helps!
2007-05-07 11:52:27
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answer #5
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answered by Anonymous
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30, 40, 10, 12, 8 = average of 20
2007-05-07 11:48:46
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answer #6
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answered by opalescent_angel 5
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5 x 4 = 20
5 x 2 x 2 = 20
5 x 5 - 5 = 20
5 - 4 x 10 x 2 = 20
5 + 5 x 2 = 20
2007-05-07 11:55:52
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answer #7
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answered by Anonymous
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oh that not using 20 makes it harder....
18,19,21,21,21
-X+2, -X+4, X-3, X-2, X-1 where X > 20
There are many sets of numbers that will average to 20...
2007-05-07 11:54:05
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answer #8
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answered by Clif S 3
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There are many combinations, for example:
1, 2, 3, 4, 90
2, 4, 6, 8, 80
etc
2007-05-07 11:50:16
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answer #9
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answered by Dimos F 4
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20, 20, 20, 20, 20
2007-05-07 11:54:11
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answer #10
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answered by ? 4
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