Search any question & find its solution
Question:
Answered & Verified by Expert
In how many ways 6 letters be posted in 5 . different letter boxes?
Options:
Solution:
1720 Upvotes
Verified Answer
The correct answer is:
$5^{6}$
Since, each letter can be posted in any one of the five different letter boxes. So, a letter can be posted in 5 ways. Since, there are six letters and each can be posted in 5 ways. So, total number of ways $=5 \times 5 \times 5 \times 5 \times 5 \times 5=5^{6}$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.