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 using the digits 0, 1, 4, and 7 if repetition of digits is allowed?

The number of natural numbers less than 7,000 which can be formed by using the digits 0, 1, 3, 7, 9 (repetition of digits allowed) is equal to

How many numbers greater than 50,000 can be formed by using the digits 2,5,5,6,7?

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 numbers greater than 40000 can be formed from the digits 2,4,5,5,7 ?

How many numbers of 3 digits can be formed with the digits 1,2,3,4,5,6 if, (i) repetition of digits is allowed? (ii) repetition of digits is not allowed?

The number less than 1000 that can be formed using the digits 0, 1, 2, 3, 4, 5 when repetition is not allowed is equal to a. 130 b. 131 c. 156 d. 155

How many three digit numbers can be formed by using the digits, 0,1,2,3 (repetition of digits is allowed)

How many number of 5 digits can be formed with the digits 0,2,4,6,8 if repetition of digits is not allowed?

How many numbers of 4 digits can be formed with the digits 0,1,3,4,6 if (i) repetition of digits is allowed? (ii) repetition of digits is not allowed?