# Let where a, b, c and d are non-zero digits. If x is multiplied by a certain natural number D, then the result is also a natural number. Which of the following can be a possible value of D?   Option 1)     Option 2)     Option 3)     Option 4)     Option 5)

Answers (1)
R rishi raj

let where a b c and d are non zero digits if x is multiplied by a certain natural number d then the result is also a natural number so, the possible value is:

$x=.abcdabcd%u2026..$

$abcd/9999$

$Hence \: x\: must \: be\: multiplied\: by\: 9999$

$9999*7=69993$

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