Question

how many different words can be formed by taking four letters out of the letters of the word 'again' if each word has to starts with A?​

Answer 1

Answer:

24

Step-by-step explanation:

The word to be formed must be of the form

A _ _ _, where _ to be filled by A,I,N and G, and each to be used only once

There are 4 choices for the second letter

There are 3 choices for the third letter

And then there are 2 choices for the last letter

∴ The total no of words formed =4×3×2=24

Hence, C is correct.