Answer:
The period when its more than halfway
= 2 < t ≤ 2.83 seconds ( to nearest hundredth).
Step-by-step explanation:
When is is halfway down the ramp d = 3920/2 = 1960 cm, so:
1960 = 490 t^2
t^2 = 1960/490 = 4
t = 2 seconds.
When it reaches the bottom d = 3920 :
t^2 = 3920/490 = 8
t = 2.83 seconds.
Answer:

Step-by-step explanation:

I am joyous to assist you anytime.
Answer:
The answer is C I believe
Step-by-step explanation:
Answer:
3,400 ml
Step-by-step explanation:
Conversion factor: 1000
2) mL = L * 1000
3) mL = 3.4 * 1000
4) mL = 3400
10(x-5)=-80
10x-50=-80
+50 +50
10x=-30
/10 /10
x=-3