Answer:
linear model
Step-by-step explanation:
linear graph will produce a straight line
Answer: B
Step-by-step explanation:
-1 will be your answer. (B)
Answer:

Step-by-step explanation:
Given

Represent charges with d and time with h
So:
when 
Required
Determine the formula

In other words,

Convert to an equation

Where
k = constant of proportion
Substitute values for Charges and Time

Solve for k


Substitute 15 for k in 


<em>The above formula models the situation</em>
Answer: 1.83
Step-by-step explanation: