Chrystelle has ham, turkey, and roast beef to use to make sandwiches. she also has apple juice and orange juice to drink. 1) if chrystelle only uses one kind of meat on a sandwich, how many possible combinations of sandwich and juice could she have for lunch? 2) what are the possible combinations?

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?