1. Josh has a bag with 3 red marbles, 2 blue marbles, 8 green marbles, and 1 striped marble. He will pull out one marble from the bag without looking. What is the probability that Josh will pull out a green marble from the bag?

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point