If the digit 1 is placed after a s2-digit number whose tens digit is – InterviewSolution

1.	If the digit 1 is placed after a s2-digit number whose tens digit is to and ones digit is u thenew in number is
Answer» If any digit q is appended to any number x, it's value BECOMES 10x+q.So at first we have a number with tens' digit l and UNIT's digit u.The number is 10l+u.After placing one more digit 1,it becomes 10(10l+u)+1That is, 100l+10u+1.Step-by-step EXPLANATION:here's the answer PLEASE FOLLOW me

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