1.
If
n
is the number of seconds between the lightning and the thunder
and
f
(
n
) is the number of feet between you and the lightning, then
f
(
n
) = 1100
n
. If you are three miles from a lightning strike, in how
many seconds would you hear thunder?
A.
14.4 seconds
B.
30 seconds
C.
7.2 seconds
D.
21.6 seconds
Hint
2.
Make a function table for
f
(
n
) =
n
- 3.
A.
B.
C.
D.
Hint
3.
Many children grow at a predictable rate. The function
f
(
n
) = 2.65
n
+ 28.9 can be used to estimate the height in inches for a boy who is
n
years old. The function is accurate until about age 13. Complete the function table.
A.
B.
C.
D.
Hint
4.
Copy and complete the table for the equation
y
= 3
x
+ 2.
A.
B.
C.
D.
Hint
5.
A hotdog vendor's profit P for each hotdog sold
h
is modeled by the function
P
= 1.75
h
. What would be the hotdog vendor's profit if he sold 125 hotdogs?
A.
$225.00
B.
$126.75
C.
$142.50
D.
$218.75
Hint