How many three-digit numbers more than 600 can be formed by using the digits 2, 3, 4, 6, 7.

How many 3-digit numbers above 600 can be formed by using the digits 2, 3, 4, 5, 6, if repetition of digits is allowed?

How many three-digit numbers can be formed without using the digits 0, 2, 3, 4, 5 and 6?

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

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

How many different four-digit numbers greater than 6000 can be formed using the digit 1,2,4,5,6,7, if no digit can be repeated ?

How many four-digit numbers can be formed by using the digits 1, 2, 3, 4, 5, 6, 7 if at least one digit is repeated.

How many four-digit numbers can be formed by using the digits 1, 2, 3, 4, 5, 6, 7 if at least one digit is repeated.

How many four-digit numbers can be formed by using the digits 1, 2, 3, 4, 5, 6, 7 if at least one digit is repeated.

How many four-digit numbers can be formed by using the digits 1, 2, 3, 4, 5, 6, 7 if at least one digit is repeated.

How many four-digit numbers can be formed by using the digits 1, 2, 3, 4, 5, 6, 7 if at least one digit is repeated.