Solve the problem.The number of family practice physicians in a certain country can be approximated by the equation 
where x is the number of years since 2010 and y is the number of physicians in thousands. Explain the meaning of the slope in this specific equation.
A. The slope, 
, means every 10 years, the number of family practice physicians in this country increases by 41 thousand.
B. The slope, 
, means every 10 years, the number of family practice physicians in this country decreases by 41 thousand.
C. The slope, 
, means every 41 years, the number of family practice physicians in this country decreases by 10 thousand.
D. The slope, 
, means every 41 years, the number of family practice physicians in this country increases by 10 thousand.
Answer: A
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Solve the problem.Tom Quig traveled 300 miles east of St. Louis. For most of the trip he averaged 70 mph, but for one period of time he was slowed to 10 mph due to a major accident. If the total time of travel was 6 hours, how many miles did he drive at the reduced speed?
A. 20 miles B. 30 miles C. 15 miles D. 40 miles
Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.(6 ? 9) ? 3 = 6 ? (9 ? 3)
A. Distributive B. Identity C. Commutative D. Associative
Find the indicated term.Find a8 when a1 = 8 and d = 5.
A. -32 B. 48 C. 43 D. -27
Determine whether the ratios are proportional. If they are, write a corresponding proportion.
A. yes; 
= 
B. no