SOLUTION: When N is divided by 5, the remainder is 2. What is the remainder when N + 4 is divided by 5?
(A) 1 (B) 2 (C) 3 (D) 4 (E) 6
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Divisibility and Prime Numbers
-> SOLUTION: When N is divided by 5, the remainder is 2. What is the remainder when N + 4 is divided by 5?
(A) 1 (B) 2 (C) 3 (D) 4 (E) 6
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You can put this solution on YOUR website! Given, when N is divided by 5, the remainder is 2.
Let N = 5x+2 where x is an integer
N+4= 5x+2+4
N+4= 5x+5+1
N+4= 5(x+1)+1 where (x+1) is an integer
Therefore when N+4 is divided by 5 the remainder is 1