Kendra hiked each day for a week the first day she hiked 1/8 mile the second day she hiked 3/8 mile and the third day she hiked 5/8 mile what is the wolf for distance kendra hiked each day so how you can check your answer

The question requires us to find out by how much did Kendra increased her distance every day:
The first day she hiked 1/8 miles
the second day she hiked 3/8 miles
third day she hiked 5/8 miles
this can be written as arithmetic sequence given by:
1/8,3/8,5/8,...
the arithmetic difference will be:
3/8-1/8=5/8-3/8=2/8
This means that Kendra increased her daily distance by 2/8 miles