The letters of the word FORTUNATES are arranged at random in a row. What is the chance that the two T come together.

Explanation

FORTUNATES' there are `10 `letters

`∴ n(S) = 10!`

Let E be the event that both 'T' come together


`n(E)=2xx9!`


`P(E)=(n(E))/(n(S))=(2xx9!)/(10!)=2/(10)=1/5`