all two-digit numbers whose units digits is half the tens digit...

How many four-digit numbers divide by 5 ? Note:0001 is considered a 1-digit number .

How many seven- digit numbers leads than 1,048,000 can be made using digits 0,1,4,6,7,8 and 9

1-How many three digit numbers are even? 2-how many three digit numbers are not even and do not div...

Name three 4-digit numbers whose sum is 17,491

How many 7 digit even numbers can be formed using all of the digits 0,1,1,2,3,4? The answer is 1...

How many 7 digit even numbers can be formed using all of the digits 0,1,1,2,3,4,5? The answer is...

three digit numbers are to be formed from digits 0,1,2,3...9 if repetitionis allowed. (a) how many...

A two digit numbers is three times the sum of the digits. It is 45 less than the number formed when...

Asked by daniel