PLEASE HELP ASAP!
First question. 1/6 of the students at a local college Seniors. The number of freshmen students is 2 1/2 times that amount. what fraction of the students are freshman?

Second question. Anna wants to make four sets of curtains. Each set requires 5 1/8 yards of fabric. How much fabric does she need?

Third question. It takes Dylan 8 1/3 minutes to run 1 mile. It takes Kate 1 1/5 times longer. How long does it take Kate to run one miles?

Last question. Carl bought some stock at $25 a share. The stock increase to 1 1/2 times its value. How much is the stock per-share?