The answer is " 1320000000 ft " away
Answer:
When t = 4
Step-by-step explanation:
The phone will hit the ground when h = 0.

However, as time cannot be negative, we know the answer is when t = 4.
Answer: 2d
Step-by-step explanation:
You multiply the cost by the amount d, to find the total cost. Since it wants an expression, there is no equal sign.