SOLUTION: When a positive integer "k" is divided by 6, the remainder is 1. What is the remainder when 5k is divided by 3? thank you very much
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Question 98773
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When a positive integer "k" is divided by 6, the remainder is 1. What is the remainder when 5k is divided by 3?
thank you very much
Answer by
scott8148(6628)
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k=6n+1 ... divisible by 6 with a remainder of 1
5k=30n+5 ... 5k=30n+3+2 ... divisible by 3 with a remainder of 2