Answer:
-16
Step-by-step explanation:
hope this helps love <3
F(t) = -5t^2 + 20t + 60
-5(t^2 - 4t - 12)
-5(t + 2) (t - 6)
t = -2 or t = 6
6 seconds
1 + 0.09 = 1.09
90 * 1.09 = 98.1
The original price of the in-line skates was $98.1
Answer:
Step-by-step explanation:
Volume of a cone=1540
, Radius=7cm.
The height of a cone=h
When we need to find the height of a cone, we can use the formula of the volume of a cone, which is 
to find the height of a cone.
Put the pi value=22/7 and the value of radius which is 7 cm into the formula.
Move 
to another side. 1540 divided by to calculate what is the value of h, h is the height of a cone. Like this.
Rearrange the h.
I hope you will understand my solution and explanation. If you still cannot get the point, you can ask me anytime! Thank you!
Answer:
14.2857% decrease
≈ 14.3% decrease
Step-by-step explanation:
nearest tenths : 14.3%
nearest hundredths : 14.29%
nearest thousandths : 14.286%
I hope my answer is correct, I provided more options because I wasn't sure what nearest percent wanted.
Hope this helps!
