Westonci.ca connects you with experts who provide insightful answers to your questions. Join us today and start learning! Discover solutions to your questions from experienced professionals across multiple fields on our comprehensive Q&A platform. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

How many different 3-digit numbers are possible using only the digits 1,2,6,7,8 ? How many different 3-digit numbers are possible using only the digits 1,2,6,7,8, if repetition of digits is not allowed?