Seventh Grade Staar With The New Teks Worksheet - 2015 Page 5

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Dominic used the equation below to find d , the amount in dollars he would spend
on gasoline to drive a distance of m miles.
m
(3.5)
d =
13.
25
7.4a
Based on the equation, how much would Dominic spend on gasoline to drive a
distance of 180 miles?
A $25.20
B $21.00
C $24.50
D $28.00
The function
30
describes how far from home Jose is as he drives from San
y
=
x
Francisco to Kansas City. Graph the function. Use the graph to estimate how far
from home Jose is in 12 hours.
A
y
C
y
2000
100
1800
90
1600
80
1400
70
1200
60
1000
50
800
40
600
30
400
20
200
10
4
8
12 16
20 24 28
32 36 40
x
10 20 30 40
50 60
70 80
90 100 x
Hours
Hours
14.
Jose is about 360 miles from home in
Jose is about 12 miles from home in
7.4a
12 hours.
12 hours.
B
y
D
y
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
4
8
12 16
20 24
28 32
36 40
3
6
9
12
15 18
21 24
27 30
x
x
Hours
Hours
Jose is about 30 miles from home in
Jose is about 42 miles from home in
12 hours..
12 hours.
th
Created by Lance Mangham, 6
grade math, Carroll ISD

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