6. (8p − 3q) − (2q + 6p) is equivalent to:
F. 2p − 5q
G. 2p − 0q
H. 5p − 8q
J. 6p − 5q
K. 6p − 0q
7. How many minutes would it take an airplane to travel 300 miles at a constant speed of 400 miles per hour?
A. 45
B. 75
C. 80
D. 100
E. 133
8. . Which of the following equations gives a function f(x) that satisfies f(4) = 9 ?
A. f(x) = x² − 7
B. f(x) = x² + 7
C. f(x) =x − 5
D. f(x) = 4x + 9
E. f(x) = 9x + 4
9. On the first day of school, Mr. Thibodeaux gave his third-grade students 9 new spelling words to learn. On each day of school after that, he gave the students 6 new spelling words. How many new spelling words had he given the students by the end of the 30th day of school?
F. 174
G. 180
H. 183
J. 189
K. 195
10. While her mother drives their car along the highway, Mia is noticing some of the mile marker signs. She sees mile marker 117 at noon, and exactly 20 minutes later she sees mile marker 97. What is the average speed, in miles per hour, of their car over these 20 minutes?
F. 23.4
G. 39
H. 60
J. 70
K. 100