These two are messing with me, can someone help?

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes