[" 8.How many positive integer x are there such that "3x" has "3" digits and "4x" has four digits? "]

How many positive integey x ae there such that 3x has 3 digits and 4x has four digits ?

How many positive integer x are there such that 3X has 3 digits and 4X has 4 digits.

How many four digit numbers are there with distinct digits?

How many four digit numbers are there with distinct digits?

How many distinct positive integers are possible with the digits 1,3,5,7 without repetition?

How many different positive integers can be formed using the digits 0,1,2 and 3 in which repetition of digits is not allowed?

How many 3 digit numbers are there, with distinct digits, with each digit odd?

How many 3 digit numbers are there, with distinct digits, with each digit odd?

How many 3 digit numbers are there,with distinct digits,with each digit odd?