As some source continues to recede from you at a constant speed (as in it is already receding beforehand) does the pitch you hear increase, decrease, or remain the same.
Please help thank you

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