$Consider the following arithmetic operation (24)_{x} + (17)_{x} = (40)_{x} . The least possible value of 'x' for which the above operation is valid is________$
11

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Solution

The correct option is A 11
$Writing the equation in expanded decimal form, we get (2 x + 4) + (x + 7) = 4 x 3 x + 11 = 4 x x = 11$

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