Permutations & Combinnations
Probability
Level
2
Three letters can be posted in five letterboxes in how many ways
125
243
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
1 solution
Each letter can be posted in any one of the five letter boxes. so number of combinations = 5C1 = 5
Total Number of ways = 125