Question
A number divided by 84 leaves a remainder of 25. What will
be the remainder if this number is divided by 12?Solution
ATQ,
Let the number be (84x + 25)
We know that 84 is divisible by 12, so 84x will be divisible by 12 as well.
25 = 12 × 2 + 1
Remainder when 25 is divided by 12 = 1
So, required remainder = 1
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