Find the first term and the common difference.-10, -12, -14, -16, . . .
A. a1 = -10, d = -6
B. a1 = -10, d = -4
C. a1 = -10, d = 2
D. a1 = -10, d = -2
Answer: D
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Solve the problem.On April 1, the unpaid balance in an account was $119. A payment of $55 was made on April 8. On April 17, a 
purchase was made. The finance charge rate was 
per month of the average daily balance. Find the new balance at the end of April.
A. $102.15 B. $64.88 C. $119.88 D. $102.08
Solve. Answer with a complete sentence.A figure skater must trace a figure eight on the ice that consists of two perfect circles, each with a radius of 
What is the distance around the figure eight?
A. The distance around the figure eight is approximately 19.98 feet. B. The distance around the figure eight is approximately 43.96 feet. C. The distance around the figure eight is approximately 21.98 feet. D. The distance around the figure eight is approximately 87.92 feet.
Solve.A store has gross revenues of $4425, $4532, $6225, and $7909 in its first four weeks of business. What was the gross revenue for those four weeks?
A. $23,641 B. $23,191 C. $22,091 D. $23,091
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r sec ? = -6
A. 
x = -6; vertical line 6 units
to the left of the pole
B. 
y = -6; horizontal line 6 units
below the pole
C. 
(x + 3)2 + y2 = 9; circle, radius 3
center (-3, 0) in rectangular coordinates
D. 
x2 + (y + 3)2 = 9; circle, radius 3,
center at (0, -3) in rectangular coordinates