Solve.Susan charges $160 plus $40 an hour to clean houses. If a client's total bill were $360, how many hours did Susan spend cleaning the client's house?
A. 5 hours
B. 4 hours
C. 200 hours
D. 9 hours
Answer: A
Mathematics
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Evaluate the sum.
A. 55,260 B. 230 C. 30 D. -230
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Factor by grouping.uv - 7u + 5v - 35
A. (u - 5)(v + 7) B. 5u(v - 7) C. (u + 5)(v - 7) D. (u - 5)(v - 7)
Mathematics
Which property is being demonstrated?6 ? (2 ? 8) = (6 ? 2) ? 8
A. Associative Property of Multiplication B. Distributive Property of Multiplication over Addition C. Multiplication Property of Zero D. Commutative Property of Multiplication
Mathematics
Scores in golf can be 0 (also called par), a positive integer (also called above par) or a negative integer (also called below par). Below are the scores of some members of a college golf team in a recent tournament. 
Find the average of the scores of the members shown.
A. 0 B. 2 C. -1 D. 1
Mathematics