Question

A bag contains 7 white marbles, 3 blue marbles, and 15 red marbles (and no other marbles). One marble is chosen without looking
What is P(red)?
Enter your answer, as a fraction in simplest form, in the box

Answer 1

Answer:

The probability of being red is 15 to 15 + 7 + 3

15 3

---- = -----

25 5