Atruck travels 6 meters in the first second of travel, 6 meters again during another second of travel, and 6 meters again during the third second of travel. it’s acceleration is? a) 18 m/s^2 b) 12 m/s^2 c) 6 m/s^2 d) 0 m/s^2

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