Question
The last digit of the number 32015
isSolution
3 follows the rule of cyclicity Unit digit of 31 = 3 Unit digit of 32 = 9 Unit digit of 33 = 7 Unit digit of 34 = 1 Now, When 2015 is divided by 4 Remainder = 3 ∴ Units digit of 32015 = 33 = 7 (last digit)
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