Answer:
A: 
Step-by-step explanation:
Acceleration is second derivative of position, velocity is first derivative. Therefore, the velocity is the integral of acceleration.

Integrate:

V(0)=-5:

Therefore, v(t):

Answer: 100/25 and 4/1 and 60/15
Step-by-step explanation:
20/5=4, 100/25=4, 4/1=4, and 60/15=4
Answer:
Question 3: 1/15 Question 4: 50
Step-by-step explanation:
Just divide the fractions by the numbers.
6035 theres nothing to take from or add to it