Question

The number of words that can be formed from the letters of the word 'SERIES' which start with S and end with S are

• A. 24
• B. 48
• C. 12
• D. 16

Answer 1

The correct option is C 12

Let us fix 2 S's in 1st and last place

$\therefore$ No. of ways$=\frac{4!}{2!}=24$

beacause there are two E's in the word