¿como se clasifican las leyes que intervienen en la ocurrencia de los fenomenos fisicos?

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles

0.93xc=0.93x3x10^8m/s

2.54cm is 1 inch

360seconds i 1 hr