What are the missing terms in the equation?

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

Hi my sisters and brothers can tell me the answer because i don’t understand the question