G P Q V How many different arrangements of the 4 letters abo

G P Q V

How many different arrangements of the 4 letters above are possible if each letter is used exactly once and the letters G and P are adjacent to each other?

a 4

b 6

c 8

d 12

e 24

Please show step by step and formulas

Solution

No. of arrangements of 4 letters are = 4*3*2*1 = 24