Answer:
14
Step-by-step explanation:
12:6=2
12+2=14
so her brother it's 14 years old
I would say 465 since they go back and forth twice which is 155 x 3
Answer: 
Step-by-step explanation:
All radii of a circle are congruent, so by the base angles theorem
Also, angles x and y are inscribed in the same arc, and they are thus congruent, meaning x = 65.
I think it’s b not sure tho
Answer:
38 miles
Step-by-step explanation:
if it takes her one hour going at 10 mph to get to the train, she traveled 10 miles
if she took one hour on a train going 28 mph, then she traveled 28 miles
28+10 is 38