How many odd numbers less than 1000 can be formed using the digits 0, 1, 4, and 7 if repetition of digits is allowed?

How many odd numbers less than 1000 can be formed using the digits 0,4,5,7 if (i) repetition of digits is allowed? (ii) repetition of digits is not allowed?

How many odd numbers less than 1000 can be formed by using the digit 0,2,5,7 when the repetition of digits is allowed?

How many odd numbers less than 1000 can be formed by using the digits 0, 2, 5, 7 when the repetition of digits is allowed?

How many odd numbers less than 1000 can be formed using the digits 0,2,5, 7, repetitions of digits are allowed ?

How many odd numbers less than 1000 can be formed by using the digits 0, 3, 5, 7 when repetition of digits are not allowed.

How many non-zero numbers can be formed using the digits 0,1,2,3,4 and 5 if repetition of digits is not allowed?

How many non-zero numbers can be formed using the digits 0,1,2,3,4 and 5 if repetition of digits is not allowed?

How many six-digit odd numbers,greater than 6,00,000, can be formed from the digits 5,67,8,9, and 0 if repetition of digits is allowed repetition of digits is not allowed.

How many 3 digit odd numbers can be formed by using the digits 1,2,3,4,5,6 when the repetition of digits is allowed?