Answer:
yes $56 is correct
Step-by-step explanation:
The 3 part of the ratio relates to $42 , then
$42 ÷ 3 = $14 ← value of 1 part of the ratio , then
4 parts = 4 × $14 = $56
1.)

2.)

<em>Hope it helps and is useful :)</em>
Answer:
The rate of change is 9.5 ft/min
Step-by-step explanation:
every minute the balloon rises in 9.5 feet increments
Answer:
See explanation
Step-by-step explanation:
The given function is 
To create a table we choose some values of x and plug it into the function and solve for y.
When x=-1, 
When x=0 y=0+4
When x=1, y=4+1=5
When x=2, y=6
The table looks like;
x y
-1 3
0 4
1 5
2 6