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If n is the unit digit of 5^50
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08 Jul 2020, 07:42
08 Jul 2020, 07:42
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Re: If n is the unit digit of 5^50
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08 Jul 2020, 07:43
08 Jul 2020, 07:43
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Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
Question From Our New Project: GRE Quant Challenge Questions Daily - NEW EDITION!
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Re: If n is the unit digit of 5^50
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08 Jul 2020, 10:04
08 Jul 2020, 10:04
5^1 = 5
5^2 = 25
5^3 = 125
5^4 = 625
Units digit of powers of 5 is always 5
5^2 = 25
5^3 = 125
5^4 = 625
Units digit of powers of 5 is always 5
