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20-10-2022
Mathematics

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How many different two-letter combinations can be formed from the letters G, R, A, C, and E if each letter can only be used once in an arrangement?
A. 5
B. 20
C. 60
D. 120

How many different twoletter combinations can be formed from the letters G R A C and E if each letter can only be used once in an arrangement A 5 B 20C 60 D 120 class=

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