Mathematics - Permutation & Combination Question with Solution | TestHub

MathematicsPermutation & CombinationFundamental PrincipleMedium2 minQB

MathematicsMediuminteger

If a and b are positive integers and $a + 11 b$ is divisible by 13 and $a + 13 b$ is divisible by 11 . Then minimum value of $a + b - 20$ is

Answer:

Solution:

$a + 11 b = 13 I_{1}$ $a + 13 b = 11 I_{2}$ and proceed

Stream:JEESubject:MathematicsTopic:Permutation & CombinationSubtopic:Fundamental Principle

⏱ 2mℹ️ Source: QB

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