Let the number be y
The statement can be interpreted as
85% of y = 646
Answer:
The option that no represent a linear function is 
Step-by-step explanation:
we know that
The graph of a linear function is a straight line
The equation of a linear function in slope intercept form is equal to

where
m is the slope
b is the y-intercept
<u><em>Verify each case</em></u>
option 1) we have

This option represent a linear function
where
m=3
b=-2
option 2) we have

This option represent a linear function
where
m=1
b=0
This option represent a linear direct variation function
option 3) we have

This option not represent a linear function
This option represent a exponential function
option 4) we have

This option represent a linear function
where
m=3
b=0
This option represent a linear direct variation function
Answer: The limit does not exist.
Please, see the attached file.
Thanks.
Answer:
d. 1/4
Step-by-step explanation:
The ratio of adjacent terms is the common ratio:
(3/12)/(3/3) = 3/12 = 1/4
Answer: 170
Step-by-step explanation:
you move the decimal to the right one time.