Chapter 13, Problem 30RE

To determine

To find:The number of different arrangements are there of the flags.

Answer to Problem 30RE

The number of different arrangements of the flags are $12600$ .

Explanation of Solution

The number of different arrangements of the flag is calculated as,

  $\begin{array}{c}\text{Number}=\frac{10!}{4!\cdot 3!\cdot 2!\cdot 1!}\\ =\frac{10!}{4!\cdot 12}\\ =12600\end{array}$