I got half-credit for this question on a test. Please explain to me what I did wrong. (Error analysis problem) And to the people who might report this because it was a question on a test, I got the answer partly correct, the test passed so I just want to know what I did wrong on it. My answer to this math equation is in the image.

The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say “new car” ten (10) of the chips say “new tv” three (3) of the chips say “trip to france” contestant named “patty” reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?