Question

56.
If the letters of the word "NOKIA" be arranged
randomly. What is the probability that all vowels
are not together?​

Answer 1

$probability \: is \\ \: \ \frac{no \: favourable \: outcomes}{total \: no \: of \:outcomes } \\ no \: of \: vowels \: that \: are \: not \\ \: together \: = 1 \\ total \: no \: outcomes \: = 3 \\ therefore \: outcomes \: \: = \frac{1}{3} \\ hope \: it \: helps \:$