Answer:
bradley walks in 1 year = 96.2 miles
Explanation:
given data 
each Friday walk = 0.65 mile
travel = 1.2 mile
to find out 
how many miles will Bradley walk to his friends house and back in a year
solution
we consider there are 52 week in a years
so in a year there is 52 friday 
we get here 1 week total travel that is 
1 week total travel = 0.65 +1.2 
1 week total travel = 1.85 mile 
and 
in 1 year bradley walks 52 times
so bradley walks in 1 year = 52 × 1.85 mile 
bradley walks in 1 year = 96.2 miles