Question 54

If integer n is divided by 5, the remainder is 2. What will be the remainder if 7n is divided by 5?

Solution

If integer n is divided by 5, the remainder is 2,

When integer is 7n then remainder also multiply by 7 so,

Remained = 2 $$\times$$ 7 = 14

Now,

14 is divided by 5 so,

Remainder = 4


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