roseiy
roseiy roseiy
  • 04-04-2017
  • Physics
contestada

A marathon runner starts her race at 7 miles an hour. by the end of the race, 5 hours later, her speed is 5.5 miles an hour. what is her acceleration

Respuesta :

johnsont
johnsont johnsont
  • 04-04-2017
5.5-7=-1.5 time interval would be 5 hrs.
you then take the -1.5 ÷ 5hrs = -.3
Answer Link

Otras preguntas

alcohol consumption on an empty stomach can cause a peptic ulcer or bleeding ulcer true or false
order of operation 24 - 8 ÷ 4
Which one of the following sentences is an example of a metaphor? A. She eats like a bird. B. I'm as hungry as a wolf. C. I am a rock. D. The bre
Please check my answer! (Java)
A 2.3 kg block is pulled across a friction-free horizontal surface, stretching a spring that has a spring constant of 18 N/m. At the moment it is released, the
please help me with these questions
Expand the polynomial and simplify: (y–9)^2
I need help please. Can you solve this.
The singing of the National Anthem always (precedes/proceeds) the first pitch of a Major League baseball game. Is it precedes or proceeds??
A line with slope of -1/10 passes thorugh the point (1,8). What is its equation in point slope form?