Abag contains 9 green marbles, 5 yellow marbles and 6 red marbles. you choose one marble. what is the probability of selecting a green or red marble?

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?

The product of 3 and a number increased by 8 is 31 written as an equation