Answer:
Step-by-step explanation:
If you look closely you could see that every equation is put in order. But it goes, ( 1,2.5) (2,4.2) (3,?)
you have to find out the third days mile.
So you have to try and find the answer by 4.2-2.5= 1.7. so add 1.7 to 4.2.
so you're answer is (3,5.9)
