0
Anonymous
1.1053
Adolfo Mosciski ∙
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21!/19! = (21*20*19!)/19! = 21*20 = 420
Wiki User
1.8333
0.9048
51,090,942,171,709,440,000
20. 22+21+19+19+19 = 100. 100 divided by the amount of numbers, which is 5, equals 20.
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