Write an equation in slope intercept form? : points: (2/5, 5) and (3/5, 10)

Can you guys plz answer this question in order and quickly plz i will give 30 points

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.