What property of addition is used in the equality?9 + 6 = 6 + 9
A. Associative property
B. Additive-identity property
C. Commutative property
D. Closure property
Answer: C
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Find the annual premium in territory 1. 
Operator age: 31Driver's ed: yesLiability: 25/50Property: $25,000Comprehensive/Collision Age Group: 3Uninsured motorist: yesSymbol: 7
A. $899.00 B. $518.00 C. $1015.00 D. $584.00
Use a proportion to solve the problem.Jim drove 205 miles in 5 hours. If he can keep the same pace, how long will it take him to drive 697 miles?
A. 1025 hr B. 34 hr C. 17 hr D. 27 hr
Solve.Mark the electrician charges 
for a house call, and then 
per hour for labor. Sara the electrician charges 
for a house call, and then 
per hour for labor. Write a cost equation for each electrician, where y is the total cost of the electrical work and x is the number of hours of labor.
A. Mark: y = 35x + 85 Sara: y = 50x + 70 B. Mark: y = 70x + 50 Sara: y = 85x + 35 C. Mark: y = 85x + 35 Sara: y = 70x + 50 D. Mark: y = 50x + 70 Sara: y = 35x + 85
Solve. Simplify the answer.Barat walked 
mile to his biology class, 
mile to his art class, 
mile to his calculus class, and then back to his dormitory. If he walked 1 mile altogether, how far did he walk from his calculus class to his dormitory?
A. 
mi
B. 
mi
C. 
mi
D. 
mi