B bbb153 New member Joined Mar 5, 2019 Messages 1 Mar 5, 2019 #1 How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Thanks a lot.

How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Thanks a lot.

pka Elite Member Joined Jan 29, 2005 Messages 7,816 Mar 5, 2019 #2 bbb153 said: How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Click to expand... Have you read the posting guidelines? You need to show us some effort on your part. We cannot help if we do not where you are confused. Please tell us.

bbb153 said: How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Click to expand... Have you read the posting guidelines? You need to show us some effort on your part. We cannot help if we do not where you are confused. Please tell us.

Dr.Peterson Elite Member Joined Nov 12, 2017 Messages 3,045 Mar 5, 2019 #3 bbb153 said: How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Click to expand... A good way to start is to count the number of 5-digit numbers that do not contain either a 3 or a 6. That's a much easier question. Show us your work, and we can guide you further.

bbb153 said: How to calculate the total number of 5 digits numbers that contains 3 and 6? For example, 13236, 16293. Click to expand... A good way to start is to count the number of 5-digit numbers that do not contain either a 3 or a 6. That's a much easier question. Show us your work, and we can guide you further.