Question

The number of ways in which one can post $5$ letters in $6$ post boxes

• A. $6^5$
• B. $30$
• C. $5^6$
• D. $11$

Answer 1

The correct option is A $6^5$

There are $5$ letters and $6$ post boxes.

Each letter can be posted in $6$ ways.

Therefore , total number of ways $=6^5$