Answer:
20
Step-by-step explanation:
1.you count the lines between the two points
Answer:
The rocket will hit the floor at 9.57 seconds
Step-by-step explanation:
Given

Take off height = 30ft
Initial velocity= 150ft/s
Required [Missing from the question]
Time to hit the ground
The rocket will hit the ground at:

So, we have:

Rewrite as:

Solve using quadratic formula, we have:

Where:

So, we have:




Split:


Time cannot be negative;
So:


<em>Hence, the rocket will hit the floor at 9.57 seconds</em>
Answer:
1/2
Step-by-step explanation:
y=1/2x
1/2 is constant
Step-by-step explanation:
x + y = 985
2.95x + 9.95y = 7343.75
-2.95x - 2.95y = -2905.75
7y = 4438
y= 634 steak sandwiches
x + 634 = 985
x = 351 hot dogs