Christine performed the following experiment 20 times using a book that contains 462 pages. Open a book to any page

Look at the right-hand page

Record the page number

The list shows the results of Christine's experiment.

81, 209, 95, 203, 105, 389, 171, 367, 139, 159, 377, 121, 371, 107, 263, 297, 373, 387, 65, 319.

What is the experimental probability that Christine will randomly choose a page that is divisible by 3.

(Hint: a number is divisible by 3 if the sum of its digits is divisible by 3.)

URGENT!