Odds three questions I don’t have more credits please answer all

1)A quality control test at a car manufacturing plant found that the odds in favour of a windshield being installed correctly are 4999:1. If the plant assembles 84 025 cars in one year, how many are likely to have problems with the windshield installation?







2) Marie-Claude's sofiball team made it to the league finals. A sports reporter for the newspaper said that the odds in favour of the team winning the championship are
5:2. What is the probability that Marie-Claude's team will win?





3) A grocery store is running a promotion: everyone who makes a purchase receives a ticket that may win them a prize.
5000 tickets say: "Please play again."
125 tickets say: "Save 5% on your next purchase of $50.00 or more."
5 tickets say: "Save 50% on your next purchase under $100.00."
a) What are the odds in favour of getting a ticket offering 50% off?
b) What is the probability in favour of getting a ticket offering 50% off?
c) What are the odds in favour of getting a "Please play again" ticket?