Answer:
The answer is 1/4!
Step-by-step explanation:
$1.80, because 3/4 is half of 1.5, and $1.80 is one half of $3.60.
Answer:
It takes 3 seconds over the interval [0,3]
Step-by-step explanation:
To find when the roller coaster reaches the ground, find when d=0.

To solve divide each term by 16 and factor:

Solve for t by setting each factor to 0.
t-3=0 so t=3
t+3=0 so t=-3
This means the car is in the air from 0 to 3 second.
What hell there is nothings ??
The answer is c because 2+7=9 and 10-2=8 and 9 is greater than 8 so 2+7>10-2