The sum of the digits of a two-digit number is 11. The number got by interchanging the digits is 27 more than the original number. The number is:
A29
B38
C47
D56
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ആദ്യത്തെ എത്ര അഖണ്ഡസംഖ്യകളുടെ തുകയാണ് 55 ?
തുടർച്ചയായ 4 ഒറ്റ സംഖ്യകളുടെ ആകെത്തുക 976 ആണെങ്കിൽ ആ 4-ൽ ഏറ്റവും ചെറിയ ഒറ്റസംഖ്യ ആണ്.