[" Higit numbers in which each successive digit exceeds its predecessor a "],[" thagnitude.The "97^(" th ")" number in the list does not contain the digit "],[qquad (B)5," (C) "7]

All the five digit numbers in which each successive digit exceeds its predecessor are arranged in the increasing order of their magnitude.The 97^(th) number in the list does not contain the digit

All the five digit numbers in which each successive digit exceeds its predecessor are arranged in the increasing order of their magnitude. The 97^(th) number in the list does not contain the digit

All the five digit numbers in which each successive digit exceeds its predecessor are arranged in the increasing order of their magnitude. The 97^(th) number in the list does not contain the digit

All the five digit numbers in which each successive digit exceeds its predecessor are arranged in the increasing order of their magnitude. The 97^(th) number in the list does not contain the digit

All the five digit numbers in which each successive digit exceeds its predecessor are arranged the increasing order.The 105^(th) number does not contain the digit.

All the natural numbers, sum of whose digits is 8 are arranged in ascending order then the 170^(th) number in the list does not contain the digit

All the natural numbers,sum of whose digits is 8 are arranged in ascending order then the 170 number in the list does not contain the digit

Write the smallest 7-digit number. Also write its predecessor.

The number of 3- digit numbers containing the digit 7 exactly once :

The number of 3- digit numbers containing the digit 7 exactly once :