Answer:
Let the tens place digit be x then the unit place digit \[=2x\] Hence, two digit number \[=10x+2x\] = 12x According to condition, \[12x+27=10\times 2x+x\] \[12x+27=20x+x\] \[21x12x=27\] \[9x=27\] x = 3 Hence, two digit number \[=12x=12\times 3\] = 36
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