Question

A letter of English alphabet is chosen at random . Find the probability that the chosen letter is a English word TRIGONOMETRY

Answer 1

Answer:

1/9

Step-by-step explanation:

Total number of outcome=9

Favourable no. of outcome=1

probability=1/9

Answer 2

Answer:

9/26

Step-by-step explanation:

There maybe 12 letters in the word, but it is very important to note that some letters are repeated, hence the following procedure may help;

TRIGONOMETRY

T- 2 times

R- 2 times

O- 2 times

other letters- 6

Total favorable outcomes: 9

Hence probability=

$\frac{9}{26}$