An object moving on the x axis with a constant acceleration ...

[TFauchery]

An object moving on the x axis with a constant acceleration increases its x coordinate by 80 m in a time of 5.0 s and has a velocity of +20 m/s at the end of this time. Determine the acceleration of the object during this motion.
 a. -1.6 m/s2
  b. +6.4 m/s2
  c. +1.6 m/s2
  d. -2.0 m/s2
  e. -6.4 m/s2

Question 2

An automobile traveling along a straight road increases its speed from 30.0 m/s to 50.0 m/s in a distance of 180 m. If the acceleration is constant, how much time elapses while the auto moves this distance?
 a. 6.00 s
  b. 4.50 s
  c. 3.60 s
  d. 4.00 s
  e. 9.00 s

[Carliemb17]

Answer to Question 1

C

Answer to Question 2

B

[TFauchery]

TYSM

[ebonylittles]

Gracias!