Find the difference and simplify the answer. 
- 
A. 
B. 
C. 
D. 
Answer: B
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Solve for the variable.4 + x = -30
A. -34 B. 26 C. -26 D. 34
Solve the problem.A collection of dimes is arranged in a triangular array with 13 coins in the base row, 12 in the next, 11 in the next, and so on with 1 dime in the last row. Find the value of the collection.
A. $4.55 B. $0.91 C. $18.20 D. $9.10
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 14 inches, ? = 4 radians, A = ?
A. 392 in2 B. 56 in2 C. 28 in2 D. 784 in2
?Suppose the sales S (in billions of dollars per year) for Proctor & Gamble for the years 1997 through 2002 can be modeled by 
, 
where t represents the year. During which year were the sales increasing at the lowest rate?
?
A. ?Sales are increasing at the lowest rate in the year 2002. B. ?Sales are increasing at the lowest rate in the year 1997. C. ?Sales are increasing at the lowest rate in the year 1998. D. ?Sales are increasing at the lowest rate in the year 2000. E. ?Sales are increasing at the lowest rate in the year 1999.